United Airlines' flynummer 93 (Danish Wikipedia)

Analysis of information sources in references of the Wikipedia article "United Airlines' flynummer 93" in Danish language version.

refsWebsite

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35web.archive.org

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19cnn.com

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12post-gazette.com

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11nytimes.com

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6washingtonpost.com

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5unt.edu

1,336^th place

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4msn.com

117^th place

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4usatoday.com

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3nydailynews.com

134^th place

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3ntsb.gov

1,153^rd place

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3foxnews.com

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3cbsnews.com

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2sptimes.com

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2guardian.co.uk

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29-11commission.gov

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2go.com

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2uscourts.gov

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2theage.com.au

412^th place

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2pittsburghlive.com

4,802^nd place

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1cbc.ca

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1archives.gov

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1cnn.net

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1npr.org

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1911myths.com

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1telegraph.co.uk

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1archive.today

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1seattlepi.com

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1md.gov

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9-11commission.gov

"Chronology". Monograph on 9/11 and Terrorist Travel (PDF). National Commission on Terrorist Attacks Upon the United States. s. 40. Hentet 2008-06-22.
"The Aviation Security System and the 9/11 Attacks – Staff Statement No. 3" (PDF). National Commission on Terrorist Attacks Upon the United States. Hentet 2008-06-22.

911myths.com

"Transcript of Jury Trial Before the Honorable Leonie M. Brinkema – United States District Judge Volume XVII-A" (PDF). United States District Court for the Eastern District of Virginia. 2006-04-11: 3477. Hentet 2008-08-24. {{cite journal}}: Cite journal kræver |journal= (hjælp)

archive.today

Slevin, Peter (2004-07-24). "Outside the Cockpit Door, a Fight to Save the Plane". The Washington Post. Arkiveret fra originalen 26. maj 2012. Hentet 2008-08-24.

archives.gov

"Staff Report – "We Have Some Planes": The Four Flights — a Chronology" (PDF). National Commission on Terrorist Attacks Upon the United States. Arkiveret fra originalen (PDF) 24. februar 2011. Hentet 2008-06-21.

cbc.ca

"The Story of Ziad Jarrah". Canadian Broadcasting Corporation. 2005-01-19. Arkiveret fra originalen 15. februar 2005. Hentet 2008-08-24.

cbsnews.com

"A Bell Tolls In Shanksville". CBS News. 2002-09-11. Hentet 2008-08-24.
Associated Press (2002-02-26). "Flight 93 Remains Returned". CBS News. Arkiveret fra originalen 19. februar 2010. Hentet 2008-08-24.
"Feds Would Have Shot Down Pa. Jet". CBS News. 2001-09-16. Arkiveret fra originalen 4. april 2002. Hentet 2008-08-24.

cleveland.com

Sweeney, James F; Diane Solov; Rich Exner (2001-09-12). "Pennsylvania crash carries horror into small towns". The Plain Dealer. Arkiveret fra originalen 18. november 2006. Hentet 2008-08-24.

cnn.com

archives.cnn.com

"Hamburg cell reveals details". CNN. 2001-09-18. Arkiveret fra originalen 23. januar 2009. Hentet 2008-06-22.
Candiotti, Susan (2001-09-19). "FBI returns to suspected hijacker's gym". CNN. Arkiveret fra originalen 23. januar 2009. Hentet 2008-07-19.
Sadler, Brent (2001-09-17). "Uncle calls hijack suspect 'innocent passenger'". CNN. Arkiveret fra originalen 30. marts 2009. Hentet 2008-06-22.
"Relatives wait for news as rescuers dig". CNN. 2001-09-13. Arkiveret fra originalen 22. maj 2008. Hentet 2008-06-23.
"'Black box' from Pennsylvania crash found". CNN. 2001-09-13. Arkiveret fra originalen 5. juli 2008. Hentet 2008-06-29.
"White House target of Flight 93, officials say". CNN. 2002-05-23. Arkiveret fra originalen 21. maj 2008. Hentet 2008-07-02.

cnn.com

"Flight 93 hijacker: 'Shall we finish it off?'". CNN. 2004-07-23. Hentet 2008-06-23.
Hirschkorn, Phil (2006-04-12). "On tape, passengers heard trying to retake cockpit". CNN. Hentet 2008-06-23.
McIntyre, Jamie; Laurie Ure (2008-07-22). "Prosecution: Bin Laden's driver knew hijackers aiming for Capitol". CNN. Hentet 2008-07-22.
"9/11 panel distrusted Pentagon testimony". CNN. 2006-08-02. Hentet 2008-07-03.
"Senate considers medals for Flight 93 victims". CNN. 2001-09-19. Hentet 2008-06-26.
"'Grey's,' '24' among top Emmy nominees". CNN. 2006-07-06. Hentet 2008-07-10.

transcripts.cnn.com

"Transcripts – CNN Wolf Blitzer Reports: Senate Debates Attack on Iraq; Did Russian Mob Attempt to Fix Olympics?". CNN. 2001-07-31. Hentet 2008-06-28.
"Transcripts – America Under Attack". CNN. 2001-09-11. Hentet 2008-06-29.
"Transcripts – America Under Attack". CNN. 2001-09-11. Hentet 2008-06-29.
"Transcripts – America Under Attack: FBI and State Police Cordon Off Debris Area Six to Eight Miles from Crater Where Plane Went Down". CNN. 2001-09-13. Hentet 2008-07-22.

edition.cnn.com

"Transcripts – Mornings with Paula Zahn – Remembering The Victims: Lauren Grandcolas". CNN. 2001-12-28. Arkiveret fra originalen 25. maj 2008. Hentet 2008-06-23.
Candiotti, Susan (2001-12-21). "FBI won't release Flight 93 tape". CNN. Arkiveret fra originalen 11. september 2010. Hentet 2008-07-01.
Hirschkorn, Phil; David Mattingly (2002-04-19). "Families say Flight 93 tapes prove heroism". CNN. Arkiveret fra originalen 27. oktober 2010. Hentet 2008-07-01.

cnn.net

i.a.cnn.net

"United Airlines Flight #93 Cockpit Voice Recorder Transcript" (PDF). CNN. 2006-04-12. Hentet 2009-07-04.

dallasnews.com

Serrano, Richard A (2006-04-12). "Moussaoui jury hears struggle to the death". The Dallas Morning News. Arkiveret fra originalen 26. september 2008. Hentet 2008-08-24.

foxnews.com

Associated Press (2003-08-08). "Families of Passengers Question Theory That Hijackers Crashed Flight 93". Foxnews.com. Hentet 2008-08-24.
Associated Press (2005-09-14). "Revised 9/11 Report Reveals New Details". Foxnews.com. Hentet 2008-08-24.
Associated Press (2006-04-18). "Bill Would Award Medals to Those Killed on Flight 93". Foxnews.com. Hentet 2008-08-24.

go.com

abcnews.go.com

"Flight 93 Pilot's Wife Recalls Terror of Recording". ABC News. 2006-04-13. Hentet 2008-08-24.
Tapper, Jake; Michael Callahan (2006-04-26). "Memorial for Flight 93 Faces Opposition". ABC News. Hentet 2008-08-24.

gpo.gov

frwebgate.access.gpo.gov

http://frwebgate.access.gpo.gov/cgi-bin/getpage.cgi?dbname=2002_record&page=S8434&position=all Høring 10. september 2002

guardian.co.uk

"George Tenet's al-Qaida testimony". The Guardian. 2002-10-18. Hentet 2008-08-24.
"Inside the mind of a terrorist". The Guardian. 2004-08-22. Hentet 2008-06-22.

md.gov

mgs.md.gov

Kim, Won-Young; Baum; Gerald R. (2002). "Seismic Observations during September 11, 2001, Terrorist Attack" (PDF). Maryland Geological Survey, Maryland Department of Natural Resources. Arkiveret fra originalen (PDF) 11. januar 2013. Hentet 2008-09-25. ... we positively identified seismic signals associated with United Airlines Flight 93 that crashed near Shanksville, Somerset County, Pennsylvania. The time of the plane crash was 10:06:05±5 (EDT).

msn.com

msnbc.msn.com

Popkin, Jim (2006-10-01). "Video showing Atta, bin Laden is unearthed". MSNBC. Hentet 2008-08-24.
Pauley, Jane (2006-09-11). "No greater love". MSNBC. Hentet 2008-08-24.
Shuster, David (2006-09-12). "9/11 mystery: What was Flight 93's target?". Hardball with Chris Matthews. MSNBC. Hentet 2008-08-24.
Associated Press (2005-09-07). "Flight 93 memorial design selected". MSNBC. Hentet 2008-08-24.

npr.org

"Timeline for United Airlines Flight 93". National Public Radio. 2004-06-17. Hentet 2008-08-24.

nps.gov

Flight 93 – National Memorial Pennsylvania 22. maj. 2012

home.nps.gov

National Park Service (2003-09-11). "Secretary Norton Installs New Federal Advisory Commission for Flight 93 National Memorial". Pressemeddelelse. Hentet 6. april 2010. Arkiveret fra originalen den 16. januar 2009.

ntsb.gov

"Flight Path Study - United Airlines Flight 93" (PDF). National Transportation Safety Board. 2002-02-19. Hentet 2008-08-24.
"Air Traffic Control Recording" (PDF). National Transportation Safety Board. 2001-12-21. Hentet 2008-08-24.
"United Airlines Flight 93 – Flight Data Recorder" (PDF). National Transportation Safety Board. Hentet 2008-06-29.

nydailynews.com

Kennedy, Helen (2002-09-10). "Hijack Plot Bared on Al Qaeda Video". Daily News. Arkiveret fra originalen 24. september 2009. Hentet 2008-08-24.
Burger, Timothy J (2002-08-17). "Hijackers' remains FBI gets fragments of Pentagon, Pa. 9/11 thugs". Daily News. Arkiveret fra originalen 27. oktober 2011. Hentet 2008-08-24.
Gaskell, Stephanie (2008-08-25). "Pa. site of 9/11 crash gets WTC beam". New York Daily news. Arkiveret fra originalen 27. august 2008. Hentet 2008-08-26.

nytimes.com

Stout, David (2006-04-12). "Recording From Flight 93 Played at Trial". The New York Times. Hentet 2008-08-24.
Lewis, Neil A (2006-04-13). "Final Struggles on 9/11 Plane Fill Courtroom". The New York Times. Hentet 2008-08-24.
Longman, Jere (2002-09-11). "Flight 93; Refusing To Give In Without A Fight". The New York Times. Hentet 2008-08-24.
Hamill, Sean D (2007-09-10). "Picture Made on 9/11 Takes a Toll on Photographer". The New York Times. Hentet 2008-08-24.
Stout, David (2004-06-17). "Panel Doubts Claim That F-16's Would Have Stopped Flight 93". The New York Times. Hentet 2008-08-24.
Hamill, Sean D (2008-05-05). "Critics See Symbols of Islam in Flight 93 Memorial Design". The New York Times. Hentet 2008-07-10.
Timmons, Heather (2006-01-01). "Four Years On, a Cabin's-Eye View of 9/11". The New York Times. Hentet 2008-08-24.

query.nytimes.com

Wald, Matthew L; Kevin Sack (2001-10-16). "A Nation Challenged: The Tapes; 'We Have Some Planes,' Hijacker Said on Sept. 11". The New York Times. Hentet 2008-08-24.
"A Nation Challenged: The Tapes; Voices From the Sky". The New York Times. 2001-10-16. Hentet 2008-08-24.
Longman, Jere (2002-03-27). "A Nation Challenged: The Pennsylvania Crash; Cockpit Tape Offers Few Answers but Points to Heroic Efforts". The New York Times. Hentet 2008-08-24.
Sara, Rimer (2001-09-18). "A Nation Challenged: The Pennsylvania Crash; 44 Victims Are Remembered, and Lauded". The New York Times. Hentet 2008-08-24.

pittsburghlive.com

Frederick, Robb (2002-09-11). "The day that changed America". Pittsburgh Tribune-Review. Arkiveret fra originalen 11. september 2008. Hentet 2008-08-24.
Pickels, Mary (2008-07-02). "Flight 93 memorial work set after 4th". Pittsburgh Tribune-Review. Arkiveret fra originalen 8. juli 2008. Hentet 2008-07-10.

popularmechanics.com

"Debunking the 9/11 Myths: Special Report". Popular Mechanics. marts 2005. Arkiveret fra originalen 13. juni 2008. Hentet 2008-06-29.

post-gazette.com

Hoffman, Ernie (2001-12-07). "Dispatcher honored for Flight 93 efforts". Pittsburgh Post-Gazette. Arkiveret fra originalen 13. juni 2010. Hentet 2008-08-24.
Levin, Steve (2002-04-21). "'It hurt to listen'". Pittsburgh Post-Gazette. Arkiveret fra originalen 24. februar 2011. Hentet 2008-08-24.
Silver, Jonathan D (2001-09-13). "What was the danger to city? Doomed United Flight 93 passed just south of Pittsburgh". Pittsburgh Post-Gazette. Arkiveret fra originalen 3. januar 2010. Hentet 2008-08-24.
Lowry, Patricia (2005-07-12). "Memorial in the making: Five Flight 93 designs evolve in subtle ways". Pittsburgh Post-Gazette. Arkiveret fra originalen 18. oktober 2011. Hentet 2008-08-24.
Cleary, Caitlin (2006-08-06). "Conspiracy theorists blog that Flight 93 photo is fake". Pittsburgh Post-Gazette. Arkiveret fra originalen 26. august 2009. Hentet 2008-08-24.
Gibb, Tom (2001-09-22). "Four Flight 93 victims identified". Pittsburgh Post-Gazette. Arkiveret fra originalen 9. april 2009. Hentet 2008-08-24.
Lyman, Brian (2001-09-24). "Coroner identifies seven more victims of Flight 93 crash". Pittsburgh Post-Gazette. Arkiveret fra originalen 11. februar 2009. Hentet 2008-08-24.
Associated Press (2001-09-29). "Searchers to return to Flight 93 crash site". Pittsburgh Post-Gazette. Arkiveret fra originalen 29. september 2008. Hentet 2008-08-24.
Hopey, Don (2001-10-27). "Another 14 victims of Flight 93 identified". Pittsburgh Post-Gazette. Arkiveret fra originalen 2. august 2009. Hentet 2008-08-24.
Gibb, Tom (2001-12-20). "Flight 93 remains yield no evidence". Pittsburgh Post-Gazette. Arkiveret fra originalen 15. september 2009. Hentet 2008-08-24.
"Miami foundation backs memorial to Flight 93 victims". Pittsburgh Post-Gazette. 2001-10-11. Hentet 2008-08-24.
Ward, Paula (2005-09-08). "Flight 93 marker design picked". Pittsburgh Post-Gazette. Arkiveret fra originalen 10. december 2006. Hentet 2008-08-24.

seattlepi.com

"'None of us will ever forget'". Seattle Post-Intelligencer. 2001-09-12. Hentet 2008-08-24.

sfgate.com

Sward, Susan (2002-04-21). "The voice of the survivors". San Francisco Chronicle. Hentet 2008-08-24.
Serrano, Richard A (2006-04-12). "9/11 phone drama replayed at Moussaoui sentencing trial". San Francisco Chronicle. Hentet 2008-08-24.

sptimes.com

Freedberg, Sydney P (2001-10-14). "He seemed like such a nice boy". St. Petersburg Times. Hentet 2008-08-24.
Zapinski, Ken (2001-09-12). "A blur in the sky, then a firestorm". St. Petersburg Times. Hentet 2008-08-24.

telegraph.co.uk

Alderson, Andrew; Susan Bisset (2001-10-20). "The extraordinary last calls of Flight UA93". The Daily Telegraph. Hentet 2008-08-24.

theage.com.au

"'Let's roll': A catchphrase that became a battlecry". The Age. 2002-09-09. Hentet 2008-08-24.
"On Hallowed Ground". The Age. 2002-09-09. Hentet 2008-08-24.

united.com

United Airlines booking service

unt.edu

govinfo.library.unt.edu

"Al Qaeda Aims at the American Homeland". 9/11 Commission Report. National Commission on Terrorist Attacks Upon the United States. 2004. Hentet 2008-07-02.
"'We Have Some Planes'". 9/11 Commission Report. National Commission on Terrorist Attacks Upon the United States. 2004. Hentet 2008-05-30.
"Notes". 9/11 Commission Report. National Commission on Terrorist Attacks Upon the United States. 2004. Hentet 2008-05-30.
in footnote 168. to chapter 1, of the Report, Kean, Thomas H.; National Commission on Terrorist Attacks Upon the United States. "The 9/11 Commission Report". National Archives and Records Administration. Hentet 2008-09-27. ... one of the study's principal authors now concedes that "seismic data is not definitive for the impact of UA 93.", it states that the author of the seismographic study published a second study on 2004-07-05 retracting his earlier report, and confirmed it in an email to the Commission two days later.
"The Attack Looms". 9/11 Commission Report. National Commission on Terrorist Attacks Upon the United States. 2004. Hentet 2008-07-02.

usatoday.com

Locy, Toni (2005-04-22). "Al-Qaeda's Moussaoui pleads guilty in plot to strike U.S. buildings with planes". USA Today. Hentet 2008-08-24.
"People killed in plane attacks". USA Today. 2001-09-25. Hentet 2008-08-24.
Associated Press (2006-05-03). "Moussaoui timeline". USA Today. Hentet 2008-08-24.
Dorell, Oren (2008-04-09). "Medals mulled for 9/11's Flight 93 victims". USA Today. Hentet 2008-07-03.

uscourts.gov

vaed.uscourts.gov

"Summary of Flight 93". United States District Court for the Eastern District of Virginia. Arkiveret fra originalen 11. januar 2013. Hentet 2008-06-23.
"Stipulation Regarding Flights Hijacked on September 11, 2001" (PDF). United States District Court for the Eastern District of Virginia. 2006-03-01: 9. Arkiveret fra originalen (PDF) 7. februar 2019. Hentet 2008-08-24. {{cite journal}}: Cite journal kræver |journal= (hjælp)

washingtonpost.com

Yardley, Jonathan (2005-05-01). "The 9/11 Hijackers". The Washington Post. Hentet 2008-08-24.
Lane, Charles; Don Phillips; David Snyder (2001-09-17). "A Sky Filled With Chaos, Uncertainty and True Heroism". The Washington Post. Hentet 2008-08-24.
Perl, Peter (2002-05-12). "Hallowed Ground". The Washington Post. Hentet 2008-08-24.
Slevin, Peter (2004-07-24). "Outside the Cockpit Door, a Fight to Save the Plane". The Washington Post. Arkiveret fra originalen 26. maj 2012. Hentet 2008-08-24.
Frankel, Glenn (2006-09-10). "The Architecture of Loss". The Washington Post. Hentet 2008-08-24.

voices.washingtonpost.com

"Park Service Gets Land Deals for Flight 93 Memorial". The Washington Post. 2009-08-31. Arkiveret fra originalen 15. april 2016. Hentet 2009-08-31.

web.archive.org

Kennedy, Helen (2002-09-10). "Hijack Plot Bared on Al Qaeda Video". Daily News. Arkiveret fra originalen 24. september 2009. Hentet 2008-08-24.
"The Story of Ziad Jarrah". Canadian Broadcasting Corporation. 2005-01-19. Arkiveret fra originalen 15. februar 2005. Hentet 2008-08-24.
"Hamburg cell reveals details". CNN. 2001-09-18. Arkiveret fra originalen 23. januar 2009. Hentet 2008-06-22.
Candiotti, Susan (2001-09-19). "FBI returns to suspected hijacker's gym". CNN. Arkiveret fra originalen 23. januar 2009. Hentet 2008-07-19.
Sadler, Brent (2001-09-17). "Uncle calls hijack suspect 'innocent passenger'". CNN. Arkiveret fra originalen 30. marts 2009. Hentet 2008-06-22.
Serrano, Richard A (2006-04-12). "Moussaoui jury hears struggle to the death". The Dallas Morning News. Arkiveret fra originalen 26. september 2008. Hentet 2008-08-24.
"Staff Report – "We Have Some Planes": The Four Flights — a Chronology" (PDF). National Commission on Terrorist Attacks Upon the United States. Arkiveret fra originalen (PDF) 24. februar 2011. Hentet 2008-06-21.
"Stipulation Regarding Flights Hijacked on September 11, 2001" (PDF). United States District Court for the Eastern District of Virginia. 2006-03-01: 9. Arkiveret fra originalen (PDF) 7. februar 2019. Hentet 2008-08-24. {{cite journal}}: Cite journal kræver |journal= (hjælp)
"Transcripts – Mornings with Paula Zahn – Remembering The Victims: Lauren Grandcolas". CNN. 2001-12-28. Arkiveret fra originalen 25. maj 2008. Hentet 2008-06-23.
"Relatives wait for news as rescuers dig". CNN. 2001-09-13. Arkiveret fra originalen 22. maj 2008. Hentet 2008-06-23.
Hoffman, Ernie (2001-12-07). "Dispatcher honored for Flight 93 efforts". Pittsburgh Post-Gazette. Arkiveret fra originalen 13. juni 2010. Hentet 2008-08-24.
Levin, Steve (2002-04-21). "'It hurt to listen'". Pittsburgh Post-Gazette. Arkiveret fra originalen 24. februar 2011. Hentet 2008-08-24.
Silver, Jonathan D (2001-09-13). "What was the danger to city? Doomed United Flight 93 passed just south of Pittsburgh". Pittsburgh Post-Gazette. Arkiveret fra originalen 3. januar 2010. Hentet 2008-08-24.
Lowry, Patricia (2005-07-12). "Memorial in the making: Five Flight 93 designs evolve in subtle ways". Pittsburgh Post-Gazette. Arkiveret fra originalen 18. oktober 2011. Hentet 2008-08-24.
Sweeney, James F; Diane Solov; Rich Exner (2001-09-12). "Pennsylvania crash carries horror into small towns". The Plain Dealer. Arkiveret fra originalen 18. november 2006. Hentet 2008-08-24.
Frederick, Robb (2002-09-11). "The day that changed America". Pittsburgh Tribune-Review. Arkiveret fra originalen 11. september 2008. Hentet 2008-08-24.
Cleary, Caitlin (2006-08-06). "Conspiracy theorists blog that Flight 93 photo is fake". Pittsburgh Post-Gazette. Arkiveret fra originalen 26. august 2009. Hentet 2008-08-24.
"'Black box' from Pennsylvania crash found". CNN. 2001-09-13. Arkiveret fra originalen 5. juli 2008. Hentet 2008-06-29.
"Debunking the 9/11 Myths: Special Report". Popular Mechanics. marts 2005. Arkiveret fra originalen 13. juni 2008. Hentet 2008-06-29.
Gibb, Tom (2001-09-22). "Four Flight 93 victims identified". Pittsburgh Post-Gazette. Arkiveret fra originalen 9. april 2009. Hentet 2008-08-24.
Lyman, Brian (2001-09-24). "Coroner identifies seven more victims of Flight 93 crash". Pittsburgh Post-Gazette. Arkiveret fra originalen 11. februar 2009. Hentet 2008-08-24.
Associated Press (2001-09-29). "Searchers to return to Flight 93 crash site". Pittsburgh Post-Gazette. Arkiveret fra originalen 29. september 2008. Hentet 2008-08-24.
Hopey, Don (2001-10-27). "Another 14 victims of Flight 93 identified". Pittsburgh Post-Gazette. Arkiveret fra originalen 2. august 2009. Hentet 2008-08-24.
Gibb, Tom (2001-12-20). "Flight 93 remains yield no evidence". Pittsburgh Post-Gazette. Arkiveret fra originalen 15. september 2009. Hentet 2008-08-24.
Associated Press (2002-02-26). "Flight 93 Remains Returned". CBS News. Arkiveret fra originalen 19. februar 2010. Hentet 2008-08-24.
Burger, Timothy J (2002-08-17). "Hijackers' remains FBI gets fragments of Pentagon, Pa. 9/11 thugs". Daily News. Arkiveret fra originalen 27. oktober 2011. Hentet 2008-08-24.
Candiotti, Susan (2001-12-21). "FBI won't release Flight 93 tape". CNN. Arkiveret fra originalen 11. september 2010. Hentet 2008-07-01.
Hirschkorn, Phil; David Mattingly (2002-04-19). "Families say Flight 93 tapes prove heroism". CNN. Arkiveret fra originalen 27. oktober 2010. Hentet 2008-07-01.
"Feds Would Have Shot Down Pa. Jet". CBS News. 2001-09-16. Arkiveret fra originalen 4. april 2002. Hentet 2008-08-24.
"White House target of Flight 93, officials say". CNN. 2002-05-23. Arkiveret fra originalen 21. maj 2008. Hentet 2008-07-02.
Pickels, Mary (2008-07-02). "Flight 93 memorial work set after 4th". Pittsburgh Tribune-Review. Arkiveret fra originalen 8. juli 2008. Hentet 2008-07-10.
National Park Service (2003-09-11). "Secretary Norton Installs New Federal Advisory Commission for Flight 93 National Memorial". Pressemeddelelse. Hentet 6. april 2010. Arkiveret fra originalen den 16. januar 2009.
Ward, Paula (2005-09-08). "Flight 93 marker design picked". Pittsburgh Post-Gazette. Arkiveret fra originalen 10. december 2006. Hentet 2008-08-24.
"Park Service Gets Land Deals for Flight 93 Memorial". The Washington Post. 2009-08-31. Arkiveret fra originalen 15. april 2016. Hentet 2009-08-31.
Gaskell, Stephanie (2008-08-25). "Pa. site of 9/11 crash gets WTC beam". New York Daily news. Arkiveret fra originalen 27. august 2008. Hentet 2008-08-26.

webcitation.org

"Summary of Flight 93". United States District Court for the Eastern District of Virginia. Arkiveret fra originalen 11. januar 2013. Hentet 2008-06-23.
Kim, Won-Young; Baum; Gerald R. (2002). "Seismic Observations during September 11, 2001, Terrorist Attack" (PDF). Maryland Geological Survey, Maryland Department of Natural Resources. Arkiveret fra originalen (PDF) 11. januar 2013. Hentet 2008-09-25. ... we positively identified seismic signals associated with United Airlines Flight 93 that crashed near Shanksville, Somerset County, Pennsylvania. The time of the plane crash was 10:06:05±5 (EDT).