Loran-C (English Wikipedia)

George Galdorisi and Thomas Phillips, "Leave No Man Behind", MBI Publishing, 2009, pg. 391.
James Caffery, "Wireless Location in CDMA Cellular Radio Systems", Springer, 2000, pg. 5.
"Proceedings of the Eleventh Annual Technical Symposium", pg. 7.
Enterprise, I. D. G. (7 February 2005). Computerworld. IDG Enterprise.
International Aerospace Abstracts. Technical Information Service, American Institute of Aeronautics and Astronautics. 1990.

boston.com

"Obama: Budget cuts add up to 'real money'".

c-spanarchives.org

"H.R. 2892--Department of Homeland Security Appropriations Act, 2010". C-SPAN.org. 8 July 2009. Archived from the original on 23 July 2012. Retrieved 10 August 2009.

coastguardnews.com

"LORAN station Port Clarence tower demolition video". Coast Guard News. 1 May 2010.

doi.org

Blanchard 1991, pp. 305–306. Blanchard, W. F. (September 1991). "Hyperbolic Airborne Radio Navigation Aids". Journal of Navigation: 285–315. doi:10.1017/S0373463300010092. S2CID 130079994.
Blanchard 1991, pp. 302–303. Blanchard, W. F. (September 1991). "Hyperbolic Airborne Radio Navigation Aids". Journal of Navigation: 285–315. doi:10.1017/S0373463300010092. S2CID 130079994.
Blanchard 1991, p. 302. Blanchard, W. F. (September 1991). "Hyperbolic Airborne Radio Navigation Aids". Journal of Navigation: 285–315. doi:10.1017/S0373463300010092. S2CID 130079994.
Blanchard 1991, p. 310. Blanchard, W. F. (September 1991). "Hyperbolic Airborne Radio Navigation Aids". Journal of Navigation: 285–315. doi:10.1017/S0373463300010092. S2CID 130079994.
Blanchard 1991, p. 311. Blanchard, W. F. (September 1991). "Hyperbolic Airborne Radio Navigation Aids". Journal of Navigation: 285–315. doi:10.1017/S0373463300010092. S2CID 130079994.

gao.gov

Office, U. S. Government Accountability (7 May 2009). "Global Positioning System: Significant Challenges in Sustaining and Upgrading Widely Used Capabilities" (GAO-09-670T) – via www.gao.gov. {{cite journal}}: Cite journal requires |journal= (help)

gps.gov

"Coast Guard Authorization Act of 2017".

gpsworld.com

"Senate committee letter". Archived from the original on 12 December 2009.
"With new space program, UK continues march to more holistic PNT". GPS World. 25 September 2020. Retrieved 17 November 2021.

sidt.gpsworld.com

"Loran Study Finally Unleashed: Says Keep It, Best Option - GPS System Integration Design & Test". Archived from the original on 29 May 2009. Retrieved 27 May 2009.

homelandprepnews.com

Martin, Aaron (19 December 2017). "Senate bill would require establishment of land-based alternative to GPS satellite timing signals". Homeland Preparedness News. Archived from the original on 15 January 2018.

insidegnss.com

Divis, Dee Ann (10 December 2015). "PNT ExCom Backs eLoran as a Step to Full GPS Backup System". Inside GNSS (January/February 2016).

jlab.org

Halford, Davidson & Waldschmitt 1948, p. 19. Halford, John Alvin; Davidson, D.; Waldschmitt, J. A. (1948). "History of LORAN" (PDF). In Pierce, John Alvin; McKenzie, Alexander Anderson; Woodward, Richard Horace (eds.). LORAN: Long Range Navigation. Office of Scientific Research and Development, National Defence Research Committee. MIT Radiation Laboratory Series. Vol. 4. New York: McGraw Hill. pp. 19–51.
Halford, Davidson and Waldschmitt, "History of LORAN" Archived 23 September 2016 at the Wayback Machine, MIT Radiation Laboratory, pp. 19-23.
Halford, Davidson & Waldschmitt 1948, p. 22. Halford, John Alvin; Davidson, D.; Waldschmitt, J. A. (1948). "History of LORAN" (PDF). In Pierce, John Alvin; McKenzie, Alexander Anderson; Woodward, Richard Horace (eds.). LORAN: Long Range Navigation. Office of Scientific Research and Development, National Defence Research Committee. MIT Radiation Laboratory Series. Vol. 4. New York: McGraw Hill. pp. 19–51.

jproc.ca

Gil McElroy, "Loran-C History" Archived 1 May 2017 at the Wayback Machine

kartverket.no

http://kartverket.no/efs-documents/editions/2015/efs01-2015.pdf, page 26

loc.gov

lccn.loc.gov

Hefley, Gifford (1972). The Development of Loran-C Navigation and Timing (NBS Monograph 129). US Dept of Commerce National Bureau of Standards. p. 12. LCCN 72-600267.

loran-history.info

Darrel Whitcomb, "PAVE NAIL: there at the beginning of the precision weapons revolutions" Archived 30 May 2014 at the Wayback Machine

loran.org

"Enhanced Loran (eloran) Definition Document" (PDF). International Loran Association. 16 October 2007. Archived from the original (PDF) on 2 September 2009. Retrieved 18 July 2010.

nga.mil

"The American Practical Navigator, An Epitome of Navigation, page 173". Archived from the original on 1 December 2009.

notmar.gc.ca

"Termination of the Loran-C Service". notmar.gc.ca. Archived from the original on 20 November 2013. Retrieved 4 August 2010. (for access click on "I have read..." and "Accept")

ports.gov.sa

"A New Navigation Positioning System run by Saudi Ports Authority". Saudi Ports Authority. 2006. Archived from the original on 10 February 2011. Retrieved 21 January 2011.

rntfnd.org

"Loran off air in most of Europe move to commercial possible". Resilient Navigation and Timing Foundation. 4 January 2016.
"Will fund eLoran on a chip — NIST". Resilient Navigation and Timing Foundation. 11 February 2016.

semanticscholar.org

api.semanticscholar.org

Blanchard 1991, pp. 305–306. Blanchard, W. F. (September 1991). "Hyperbolic Airborne Radio Navigation Aids". Journal of Navigation: 285–315. doi:10.1017/S0373463300010092. S2CID 130079994.
Blanchard 1991, pp. 302–303. Blanchard, W. F. (September 1991). "Hyperbolic Airborne Radio Navigation Aids". Journal of Navigation: 285–315. doi:10.1017/S0373463300010092. S2CID 130079994.
Blanchard 1991, p. 302. Blanchard, W. F. (September 1991). "Hyperbolic Airborne Radio Navigation Aids". Journal of Navigation: 285–315. doi:10.1017/S0373463300010092. S2CID 130079994.
Blanchard 1991, p. 310. Blanchard, W. F. (September 1991). "Hyperbolic Airborne Radio Navigation Aids". Journal of Navigation: 285–315. doi:10.1017/S0373463300010092. S2CID 130079994.
Blanchard 1991, p. 311. Blanchard, W. F. (September 1991). "Hyperbolic Airborne Radio Navigation Aids". Journal of Navigation: 285–315. doi:10.1017/S0373463300010092. S2CID 130079994.

trinityhouse.co.uk

"27-15 Enhanced Loran discontinued". Notice to Mariners. Trinity House. 1 December 2015.
"The GLAs award a 15-year eLoran contract to Babcock Communications". Trinity House. 31 May 2007. Archived from the original on 19 March 2011. Retrieved 27 May 2010.
"Notice To Mariners". Trinity House. 1 December 2015. Archived from the original on 4 March 2016. Retrieved 30 December 2015.

ukho.gov.uk

"Electronic Position Fixing System" (PDF). Admiralty Notices to Mariners (26/07). United Kingdom Hydrographic Office. 28 June 2007. Archived from the original (PDF) on 24 June 2008. Retrieved 19 January 2008.

uscg.gov

navcen.uscg.gov

"LORAN-C General Information". United States Coast Guard. Retrieved 4 August 2010.
"Chapter 2 ̣– LORAN-C Transmissions" (PDF). Specification of the Transmitted LORAN-C Signal / COMDTINST M16562.4A. U.S. Coast Guard. 1994. pp. 6, 7. Retrieved 4 September 2012.
"LORAN-C General Information". www.navcen.uscg.gov.

uscg.mil

"USCG LORAN Program Manager release, Nov. 2009". 31 May 2007. Retrieved 28 November 2009.

web.archive.org

"Termination of the Loran-C Service". notmar.gc.ca. Archived from the original on 20 November 2013. Retrieved 4 August 2010. (for access click on "I have read..." and "Accept")
Martin, Aaron (19 December 2017). "Senate bill would require establishment of land-based alternative to GPS satellite timing signals". Homeland Preparedness News. Archived from the original on 15 January 2018.
Halford, Davidson and Waldschmitt, "History of LORAN" Archived 23 September 2016 at the Wayback Machine, MIT Radiation Laboratory, pp. 19-23.
Gil McElroy, "Loran-C History" Archived 1 May 2017 at the Wayback Machine
Darrel Whitcomb, "PAVE NAIL: there at the beginning of the precision weapons revolutions" Archived 30 May 2014 at the Wayback Machine
"Senate committee letter". Archived from the original on 12 December 2009.
"The American Practical Navigator, An Epitome of Navigation, page 173". Archived from the original on 1 December 2009.
"A New Navigation Positioning System run by Saudi Ports Authority". Saudi Ports Authority. 2006. Archived from the original on 10 February 2011. Retrieved 21 January 2011.
"Enhanced Loran (eloran) Definition Document" (PDF). International Loran Association. 16 October 2007. Archived from the original (PDF) on 2 September 2009. Retrieved 18 July 2010.
"Loran Study Finally Unleashed: Says Keep It, Best Option - GPS System Integration Design & Test". Archived from the original on 29 May 2009. Retrieved 27 May 2009.
"The GLAs award a 15-year eLoran contract to Babcock Communications". Trinity House. 31 May 2007. Archived from the original on 19 March 2011. Retrieved 27 May 2010.
"Notice To Mariners". Trinity House. 1 December 2015. Archived from the original on 4 March 2016. Retrieved 30 December 2015.
"Electronic Position Fixing System" (PDF). Admiralty Notices to Mariners (26/07). United Kingdom Hydrographic Office. 28 June 2007. Archived from the original (PDF) on 24 June 2008. Retrieved 19 January 2008.