Apollo program (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Apollo program" in English language version.

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abc.net.au (Global: 139^th place; English: 108^th place)

Goodsell, Luke (July 17, 2019). "Apollo 11 documentary is a time capsule for the fleeting optimism of mankind's first Moon landing". ABC. Retrieved September 5, 2019.

alternatewars.com (Global: low place; English: low place)

Apollo Systems Description (PDF) (Technical Memorandum). Vol. II: Saturn Launch Vehicles. NASA. February 1, 1964. p. 3. NASA TM-X-881. Archived (PDF) from the original on October 9, 2022. Retrieved August 1, 2013.

archive.org (Global: 6^th place; English: 6^th place)

Sidey 1963, pp. 117–118 Sidey, Hugh (1963). John F. Kennedy, President (1st ed.). New York: Atheneum. LCCN 63007800. Retrieved August 1, 2013.
Sidey 1963, p. 114 Sidey, Hugh (1963). John F. Kennedy, President (1st ed.). New York: Atheneum. LCCN 63007800. Retrieved August 1, 2013.
Johnson 2002 Johnson, Stephen B. (2002). The Secret of Apollo: Systems Management in American and European Space Programs. New series in NASA history. Baltimore: Johns Hopkins University Press. ISBN 0-8018-6898-X. LCCN 2001005688. OCLC 48003131.
Letterman, John B. (2003). "Explosion on Apollo 13; April 1970: From the Earth to the Moon and Back". Survivors: True Tales of Endurance: 500 Years of the Greatest Eyewitness Accounts. New York: Simon & Schuster. p. 404. ISBN 0-7432-4547-4. Lovell writes, 'Naturally, I'm glad that view didn't prevail, and I'm thankful that by the time of Apollo 10, the first lunar mission carrying the LM, the LM as a lifeboat was again being discussed.'
Gray 1994 Gray, Mike (1994) [First published W. W. Norton & Company 1992]. Angle of Attack: Harrison Storms and the Race to the Moon. New York: Penguin Books. ISBN 0-14-023280-X. OCLC 30520885.

archive.today (Global: 14^th place; English: 14^th place)

"Poised for the Leap". Time. New York. December 6, 1968. Archived from the original on February 4, 2013. Retrieved December 15, 2011.

archives.gov (Global: 446^th place; English: 308^th place)

"Executive Orders Disposition Tables: Lyndon B. Johnson – 1963: Executive Order 11129". Office of the Federal Register. National Archives and Records Administration. Retrieved April 26, 2010.

astronautix.com (Global: 2,056^th place; English: 1,541^st place)

Wade, Mark. "Apollo SA-11". Encyclopedia Astronautica. Archived from the original on June 17, 2012. Retrieved June 21, 2012.
"Apollo flight crew nomenclature changes". Astronautix. Archived from the original on February 1, 2010. Retrieved July 8, 2016.
"A1C". Astronautix. Archived from the original on August 20, 2016. Retrieved July 8, 2016.

asu.edu (Global: 2,187^th place; English: 1,500^th place)

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Robinson, Mark (July 27, 2012). "Question Answered!". LROC News System. Arizona State University. Archived from the original on October 24, 2012. Retrieved October 28, 2012.

collectspace.com (Global: 7,430^th place; English: 4,902^nd place)

Pearlman, Robert Z. (October 20, 2008). "First Apollo flight crew last to be honored". collectSPACE. Robert Pearlman. Retrieved June 12, 2014.

doi.org (Global: 2^nd place; English: 2^nd place)

Preble, Christopher A. (2003). ""Who Ever Believed in the 'Missile Gap'?": John F. Kennedy and the Politics of National Security". Presidential Studies Quarterly. 33 (4): 813. doi:10.1046/j.0360-4918.2003.00085.x. JSTOR 27552538.
Dreier, Casey (May 1, 2022). "An Improved Cost Analysis of the Apollo Program". Space Policy. 60 101476. Bibcode:2022SpPol..6001476D. doi:10.1016/j.spacepol.2022.101476. ISSN 0265-9646.
White, H. D.; Lokerson, D. C. (1971). "The Evolution of IMP Spacecraft Mosfet Data Systems". IEEE Transactions on Nuclear Science. 18 (1): 233–236. Bibcode:1971ITNS...18..233W. doi:10.1109/TNS.1971.4325871. ISSN 0018-9499.
Petsko, Gregory A (2011). "The blue marble". Genome Biology. 12 (4): 112. doi:10.1186/gb-2011-12-4-112. PMC 3218853. PMID 21554751.

economist.com (Global: 254^th place; English: 236^th place)

Lexington, ed. (May 21, 2011). "Apollo plus 50". The Economist. London: The Economist Newspaper Limited. p. 36. Retrieved August 1, 2013.

empireonline.com (Global: 221^st place; English: 163^rd place)

Travis, Ben (November 11, 2022). "Indiana Jones 5 Will Pit Indy Against Nazis Again, In 1969 – Exclusive". Empire. Retrieved December 24, 2022.

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Gleiberman, Owen (August 29, 2007). "Movie Review: In the Shadow of the Moon". Entertainment Weekly. Archived from the original on November 7, 2014. Retrieved September 5, 2019.

ghostarchive.org (Global: 32^nd place; English: 21^st place)

Launius, Roger D. (July 1994). "President John F. Kennedy Memo for Vice President, 20 April 1961" (PDF). Apollo: A Retrospective Analysis (PDF). Monographs in Aerospace History. Washington, D.C.: NASA. OCLC 31825096. Archived (PDF) from the original on October 9, 2022. Retrieved August 1, 2013. Key Apollo Source Documents Archived November 8, 2020, at the Wayback Machine.
Launius, Roger D. (July 1994). "Lyndon B. Johnson, Vice President, Memo for the President, 'Evaluation of Space Program,' 28 April 1961" (PDF). Apollo: A Retrospective Analysis (PDF). Monographs in Aerospace History. Washington, D.C.: NASA. OCLC 31825096. Archived (PDF) from the original on October 9, 2022. Retrieved August 1, 2013. Key Apollo Source Documents Archived November 8, 2020, at the Wayback Machine.
"Apollo Program Summary Report" (PDF). Houston, TX: NASA. April 1975. pp. 3–66 to 4–12. JSC-09423. Archived (PDF) from the original on October 9, 2022. Retrieved August 1, 2013.
Townsend 1973, p. 14 Townsend, Neil A. (March 1973). Apollo Experience Report: Launch Escape Propulsion Subsystem (PDF). Washington, D.C.: NASA. NASA TN D-7083. Archived (PDF) from the original on October 9, 2022. Retrieved September 12, 2012.
Townsend 1973, p. 22 Townsend, Neil A. (March 1973). Apollo Experience Report: Launch Escape Propulsion Subsystem (PDF). Washington, D.C.: NASA. NASA TN D-7083. Archived (PDF) from the original on October 9, 2022. Retrieved September 12, 2012.
Apollo Systems Description (PDF) (Technical Memorandum). Vol. II: Saturn Launch Vehicles. NASA. February 1, 1964. p. 3. NASA TM-X-881. Archived (PDF) from the original on October 9, 2022. Retrieved August 1, 2013.
Lutz, Charles C.; Carson, Maurice A. (November 1975). "Apollo Experience Report – Development of the Extravehicular Mobility Unit" (PDF). NASA Technical Note. TN D-8093: 22–25. Archived (PDF) from the original on October 9, 2022. Retrieved May 18, 2016.
"Benefits from Apollo: Giant Leaps in Technology" (PDF). NASA. Archived (PDF) from the original on October 9, 2022.
Butler, P. M. (August 29, 1989). Interplanetary Monitoring Platform (PDF). NASA. pp. 1, 11, 134. Archived (PDF) from the original on October 9, 2022. Retrieved August 12, 2019.
Kenny, Glenn (February 27, 2019). "'Apollo 11' Review: The 1969 Moon Mission Still Has the Power to Thrill". The New York Times. Archived from the original on January 1, 2022. Retrieved February 28, 2019.

harvard.edu (Global: 18^th place; English: 17^th place)

ui.adsabs.harvard.edu

Dreier, Casey (May 1, 2022). "An Improved Cost Analysis of the Apollo Program". Space Policy. 60 101476. Bibcode:2022SpPol..6001476D. doi:10.1016/j.spacepol.2022.101476. ISSN 0265-9646.
White, H. D.; Lokerson, D. C. (1971). "The Evolution of IMP Spacecraft Mosfet Data Systems". IEEE Transactions on Nuclear Science. 18 (1): 233–236. Bibcode:1971ITNS...18..233W. doi:10.1109/TNS.1971.4325871. ISSN 0018-9499.

hathitrust.org (Global: 441^st place; English: 311^th place)

catalog.hathitrust.org

1974 NASA authorization hearings, Ninety-third Congress, first session, on H.R. 4567 (superseded by H.R. 7528). Washington: U.S. Govt. Print. Off. 1973.

jaxa.jp (Global: 4,027^th place; English: 6,129^th place)

"The 'halo' area around Apollo 15 landing site observed by Terrain Camera on SELENE(KAGUYA)" (Press release). Chōfu, Tokyo: Japan Aerospace Exploration Agency. May 20, 2008. Archived from the original on December 12, 2009. Retrieved November 19, 2009.

jfklibrary.org (Global: 3,661^st place; English: 2,508^th place)

Kennedy, John F. (April 20, 1961). "Memorandum for Vice President". The White House (Memorandum). Boston, MA: John F. Kennedy Presidential Library and Museum. Archived from the original on July 21, 2016. Retrieved August 1, 2013.
Johnson, Lyndon B. (April 28, 1961). "Memorandum for the President". Office of the Vice President (Memorandum). Boston, MA: John F. Kennedy Presidential Library and Museum. Archived from the original on July 1, 2016. Retrieved August 1, 2013.
Kennedy, John F. (May 25, 1961). Special Message to Congress on Urgent National Needs (Motion picture (excerpt)). Boston, MA: John F. Kennedy Presidential Library and Museum. Accession number: TNC:200; digital identifier: TNC-200-2. Retrieved August 1, 2013.
Kennedy, John F. (September 12, 1962). "Address at Rice University on the Nation's Space Effort". Boston, MA: John F. Kennedy Presidential Library and Museum. Archived from the original on May 6, 2010. Retrieved August 1, 2013.

jstor.org (Global: 26^th place; English: 20^th place)

Preble, Christopher A. (2003). ""Who Ever Believed in the 'Missile Gap'?": John F. Kennedy and the Politics of National Security". Presidential Studies Quarterly. 33 (4): 813. doi:10.1046/j.0360-4918.2003.00085.x. JSTOR 27552538.

klabs.org (Global: low place; English: low place)

Townsend 1973, p. 14 Townsend, Neil A. (March 1973). Apollo Experience Report: Launch Escape Propulsion Subsystem (PDF). Washington, D.C.: NASA. NASA TN D-7083. Archived (PDF) from the original on October 9, 2022. Retrieved September 12, 2012.
Townsend 1973, p. 22 Townsend, Neil A. (March 1973). Apollo Experience Report: Launch Escape Propulsion Subsystem (PDF). Washington, D.C.: NASA. NASA TN D-7083. Archived (PDF) from the original on October 9, 2022. Retrieved September 12, 2012.

loc.gov (Global: 70^th place; English: 63^rd place)

lccn.loc.gov

Murray & Cox 1989, p. 55. Murray, Charles; Cox, Catherine Bly (1989). Apollo: The Race to the Moon. New York: Simon & Schuster. ISBN 0-671-61101-1. LCCN 89006333. OCLC 19589707.
Brooks, Grimwood & Swenson 1979, Ch. 1.7: "Feasility Studies". pp. 16–21. Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved August 1, 2013.
Beschloss 1997 Beschloss, Michael R. (1997). "Kennedy and the Decision to Go to the Moon". In Launius, Roger D.; McCurdy, Howard E. (eds.). Spaceflight and the Myth of Presidential Leadership. Champaign, IL: University of Illinois Press. ISBN 0-252-06632-4. LCCN 96051213.
Sidey 1963, pp. 117–118 Sidey, Hugh (1963). John F. Kennedy, President (1st ed.). New York: Atheneum. LCCN 63007800. Retrieved August 1, 2013.
Beschloss 1997, p. 55 Beschloss, Michael R. (1997). "Kennedy and the Decision to Go to the Moon". In Launius, Roger D.; McCurdy, Howard E. (eds.). Spaceflight and the Myth of Presidential Leadership. Champaign, IL: University of Illinois Press. ISBN 0-252-06632-4. LCCN 96051213.
Sidey 1963, p. 114 Sidey, Hugh (1963). John F. Kennedy, President (1st ed.). New York: Atheneum. LCCN 63007800. Retrieved August 1, 2013.
Murray & Cox 1989, pp. 16–17. Murray, Charles; Cox, Catherine Bly (1989). Apollo: The Race to the Moon. New York: Simon & Schuster. ISBN 0-671-61101-1. LCCN 89006333. OCLC 19589707.
Brooks, Grimwood & Swenson 1979, Ch. 2.5: "Contracting for the Command Module". pp. 41–44. Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved August 1, 2013.
Johnson 2002 Johnson, Stephen B. (2002). The Secret of Apollo: Systems Management in American and European Space Programs. New series in NASA history. Baltimore: Johns Hopkins University Press. ISBN 0-8018-6898-X. LCCN 2001005688. OCLC 48003131.
Brooks, Grimwood & Swenson 1979, Ch. 2.6, "Influences on Booster Determination". Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved August 1, 2013.
Brooks, Grimwood & Swenson 1979, Chapter 3.2: Early Reaction to LOR. pp. 61–67. Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved August 1, 2013.
Brooks, Grimwood & Swenson 1979, Ch. 3.4: "Early Reaction to LOR". p. 71. Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved August 1, 2013.
Brooks, Grimwood & Swenson 1979, Ch. 3.6: "Settling the Mode Issue". pp. 81–83. Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved August 1, 2013.
Brooks, Grimwood & Swenson 1979, Ch. 3.7, "Casting the Die". Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved August 1, 2013.
Brooks, Grimwood & Swenson 1979, Ch. 4.4, "Pressures by PSAC". Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved August 1, 2013.
Brooks, Grimwood & Swenson 1979, Ch. 7.6: "Portents for Operations". Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved August 1, 2013.
Brooks, Grimwood & Swenson 1979, Plans and Progress in Space Flight. Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved August 1, 2013.
Brooks, Grimwood & Swenson 1979, Ch. 8.7: "Preparations for the First Manned Apollo Mission". Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved August 1, 2013.
Benson, Charles D.; Faherty, William Barnaby (1978). "Delay after Delay after Delay". Moonport: A History of Apollo Launch Facilities and Operations. The NASA History Series. Washington, D.C.: Scientific and Technical Information Office, NASA. LCCN 77029118. OCLC 3608505. NASA SP-4204. Archived from the original on January 23, 2008. Retrieved August 1, 2013.
Brooks, Grimwood & Swenson 1979, Ch. 7.4: "The LEM Test Program: A Pacing Item". Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved August 1, 2013.
Brooks, Grimwood & Swenson 1979, "The Slow Recovery" Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved August 1, 2013.
Low, George M. (1975). "Testing and Retesting To Get Ready For flight". In Cortright, Edgar M (ed.). Apollo Expeditions to the Moon. Washington, D.C.: Scientific and Technical Information Office, NASA. LCCN 75600071. OCLC 1623434. NASA SP-350. Archived from the original on February 19, 2008. Retrieved August 1, 2013.
Brooks, Grimwood & Swenson 1979, Ch. 10.5: "Apollo 6: Saturn V's Shaky Dress Rehearsal". Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved August 1, 2013.
Chaikin, Andrew (1994). A Man on the Moon: The Voyages of the Apollo Astronauts. New York: Viking. ISBN 978-0-670-81446-6. LCCN 93048680.
Brooks, Grimwood & Swenson 1979, Ch. 11.6: "Apollo 8: The First Lunar Voyage". pp. 274–284. Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved August 1, 2013.
Conrad, Charles Jr.; Shepard, Alan B Jr. (1975). "Tan Dust On Surveyor". In Cortright, Edgar M (ed.). Apollo Expeditions to the Moon. Washington, D.C.: Scientific and Technical Information Office, NASA. LCCN 75600071. OCLC 1623434. NASA SP-350. Archived from the original on February 19, 2008. Retrieved August 1, 2013.
Brooks, Grimwood & Swenson 1979, pp. 181–182, 205–208. Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved August 1, 2013.

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Johnston, Louis; Williamson, Samuel H. (2023). "What Was the U.S. GDP Then?". MeasuringWorth. Retrieved November 30, 2023. United States Gross Domestic Product deflator figures follow the MeasuringWorth series.

mit.edu (Global: 415^th place; English: 327^th place)

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"MEMORANDUM FOR THE PRESIDENT" by Caspar Weinberger (via George Shultz), Aug 12, 1971, Page32(of 39) [1]

nasa.gov (Global: 75^th place; English: 83^rd place)

hq.nasa.gov

Brooks, Grimwood & Swenson 1979, Ch. 1.7: "Feasility Studies". pp. 16–21. Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved August 1, 2013.
Launius, Roger D. (July 1994). "President John F. Kennedy Memo for Vice President, 20 April 1961" (PDF). Apollo: A Retrospective Analysis (PDF). Monographs in Aerospace History. Washington, D.C.: NASA. OCLC 31825096. Archived (PDF) from the original on October 9, 2022. Retrieved August 1, 2013. Key Apollo Source Documents Archived November 8, 2020, at the Wayback Machine.
Launius, Roger D. (July 1994). "Lyndon B. Johnson, Vice President, Memo for the President, 'Evaluation of Space Program,' 28 April 1961" (PDF). Apollo: A Retrospective Analysis (PDF). Monographs in Aerospace History. Washington, D.C.: NASA. OCLC 31825096. Archived (PDF) from the original on October 9, 2022. Retrieved August 1, 2013. Key Apollo Source Documents Archived November 8, 2020, at the Wayback Machine.
"Soyuz – Development of the Space Station; Apollo – Voyage to the Moon". Retrieved June 12, 2016.
Brooks, Grimwood & Swenson 1979, Ch. 2.5: "Contracting for the Command Module". pp. 41–44. Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved August 1, 2013.
Swenson, Loyd S. Jr.; Grimwood, James M.; Alexander, Charles C. (1989) [Originally published 1966]. "Chapter 12.3: Space Task Group Gets a New Home and Name". This New Ocean: A History of Project Mercury. The NASA History Series. Washington, D.C.: NASA. OCLC 569889. NASA SP-4201. Archived from the original on July 13, 2009. Retrieved August 1, 2013.
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luizmonteiro.com (Global: low place; English: low place)

measuringworth.com (Global: 2,465th place; English: 1,383rd place)

mit.edu (Global: 415th place; English: 327th place)

ocw.mit.edu

nasa.gov (Global: 75th place; English: 83rd place)

hq.nasa.gov

history.nasa.gov

nasa.gov

nssdc.gsfc.nasa.gov

jsc.nasa.gov

history.msfc.nasa.gov

ntrs.nasa.gov

science.ksc.nasa.gov

kscpartnerships.ksc.nasa.gov

er.jsc.nasa.gov

curator.jsc.nasa.gov

spinoff.nasa.gov

nasaspaceflight.com (Global: 2,428th place; English: 1,659th place)

forum.nasaspaceflight.com

nih.gov (Global: 4th place; English: 4th place)

ncbi.nlm.nih.gov

pubmed.ncbi.nlm.nih.gov

npr.org (Global: 92nd place; English: 72nd place)

nytimes.com (Global: 7th place; English: 7th place)

planetary.org (Global: 5,100th place; English: 4,194th place)

popsci.com (Global: 2,941st place; English: 2,021st place)

scribd.com (Global: 482nd place; English: 552nd place)

si.edu (Global: 340th place; English: 295th place)

airandspace.si.edu

snopes.com (Global: 944th place; English: 678th place)

space.com (Global: 936th place; English: 713th place)

spacedaily.com (Global: 8,300th place; English: 6,251st place)

theguardian.com (Global: 12th place; English: 11th place)

time.com (Global: 61st place; English: 54th place)

ucsb.edu (Global: 1,115th place; English: 741st place)

presidency.ucsb.edu

upi.com (Global: 290th place; English: 202nd place)

variety.com (Global: 13th place; English: 12th place)

web.archive.org (Global: 1st place; English: 1st place)

wikisource.org (Global: 27th place; English: 51st place)

en.wikisource.org

wired.com (Global: 193rd place; English: 152nd place)

worldcat.org (Global: 5th place; English: 5th place)

search.worldcat.org

abc.net.au (Global: 139^th place; English: 108^th place)

archive.org (Global: 6^th place; English: 6^th place)

archive.today (Global: 14^th place; English: 14^th place)

archives.gov (Global: 446^th place; English: 308^th place)

astronautix.com (Global: 2,056^th place; English: 1,541^st place)

asu.edu (Global: 2,187^th place; English: 1,500^th place)

collectspace.com (Global: 7,430^th place; English: 4,902^nd place)

doi.org (Global: 2^nd place; English: 2^nd place)

economist.com (Global: 254^th place; English: 236^th place)

empireonline.com (Global: 221^st place; English: 163^rd place)

ew.com (Global: 35^th place; English: 31^st place)

ghostarchive.org (Global: 32^nd place; English: 21^st place)

harvard.edu (Global: 18^th place; English: 17^th place)

hathitrust.org (Global: 441^st place; English: 311^th place)

jaxa.jp (Global: 4,027^th place; English: 6,129^th place)

jfklibrary.org (Global: 3,661^st place; English: 2,508^th place)

jstor.org (Global: 26^th place; English: 20^th place)

loc.gov (Global: 70^th place; English: 63^rd place)

measuringworth.com (Global: 2,465^th place; English: 1,383^rd place)

mit.edu (Global: 415^th place; English: 327^th place)

nasa.gov (Global: 75^th place; English: 83^rd place)

nasaspaceflight.com (Global: 2,428^th place; English: 1,659^th place)

nih.gov (Global: 4^th place; English: 4^th place)

npr.org (Global: 92^nd place; English: 72^nd place)

nytimes.com (Global: 7^th place; English: 7^th place)

planetary.org (Global: 5,100^th place; English: 4,194^th place)

popsci.com (Global: 2,941^st place; English: 2,021^st place)

scribd.com (Global: 482^nd place; English: 552^nd place)

si.edu (Global: 340^th place; English: 295^th place)

snopes.com (Global: 944^th place; English: 678^th place)

space.com (Global: 936^th place; English: 713^th place)

spacedaily.com (Global: 8,300^th place; English: 6,251^st place)

theguardian.com (Global: 12^th place; English: 11^th place)

time.com (Global: 61^st place; English: 54^th place)

ucsb.edu (Global: 1,115^th place; English: 741^st place)

upi.com (Global: 290^th place; English: 202^nd place)

variety.com (Global: 13^th place; English: 12^th place)

web.archive.org (Global: 1^st place; English: 1^st place)

wikisource.org (Global: 27^th place; English: 51^st place)

wired.com (Global: 193^rd place; English: 152^nd place)

worldcat.org (Global: 5^th place; English: 5^th place)