Airframe (English Wikipedia)

Graham Warwick (Nov 21, 2016). "Designs That Changed The Way Aircraft Are Built". Aviation Week & Space Technology. Archived from the original on July 11, 2017. Retrieved December 24, 2016.
Graham Warwick (Jan 11, 2017). "Airbus To 3-D Print Airframe Structures". Aviation Week & Space Technology.

core.ac.uk (Global: 1,734^th place; English: 1,312^th place)

"download" (PDF). core.ac.uk.

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

Woidasky, Jörg; Klinke, Christian; Jeanvré, Sebastian (5 November 2017). "Materials Stock of the Civilian Aircraft Fleet". Recycling. 2 (4): 21. doi:10.3390/recycling2040021.

faa-aircraft-certification.com (Global: low place; English: low place)

"FAA Definitions". Retrieved 2020-04-30.

flyingmag.com (Global: 7,268^th place; English: 4,243^rd place)

"Top 100 Airplanes:Platinum Edition". Flying. November 11, 2013. p. 11. Archived from the original on January 9, 2016. Retrieved February 20, 2015.

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

Charles D. Bright (1978). The Jet Makers: the Aerospace Industry from 1945 to 1972. Regents Press of Kansas.

key-to-metals.com (Global: low place; English: low place)

Aircraft and Aerospace Applications. INI International. 2005. Archived from the original on 2006-03-08. {{cite book}}: |work= ignored (help)

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

Aircraft and Aerospace Applications: Part One

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

web.mit.edu

James H. Williams Jr. (2002). "Flight 587". Massachusetts Institute of Technology.

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

Leslie Wayne (May 7, 2006). "Boeing Bets the House on Its 787 Dreamliner". New York Times.

washingtonpost.com (Global: 34^th place; English: 27^th place)

Florence Graves and Sara K. Goo (Apr 17, 2006). "Boeing Parts and Rules Bent, Whistle-Blowers Say". Washington Post. Retrieved April 23, 2010.
Sara Kehaulani Goo (Oct 27, 2004). "NTSB Cites Pilot Error in 2001 N.Y. Crash". Washington Post. Retrieved April 23, 2010.

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

Graham Warwick (Nov 21, 2016). "Designs That Changed The Way Aircraft Are Built". Aviation Week & Space Technology. Archived from the original on July 11, 2017. Retrieved December 24, 2016.
Aircraft and Aerospace Applications. INI International. 2005. Archived from the original on 2006-03-08. {{cite book}}: |work= ignored (help)
"Top 100 Airplanes:Platinum Edition". Flying. November 11, 2013. p. 11. Archived from the original on January 9, 2016. Retrieved February 20, 2015.

Airframe (English Wikipedia)

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

airspacemag.com (Global: 4,171st place; English: 2,565th place)

aviationweek.com (Global: 1,181st place; English: 736th place)

core.ac.uk (Global: 1,734th place; English: 1,312th place)

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

faa-aircraft-certification.com (Global: low place; English: low place)

flyingmag.com (Global: 7,268th place; English: 4,243rd place)

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

key-to-metals.com (Global: low place; English: low place)

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

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

web.mit.edu

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

washingtonpost.com (Global: 34th place; English: 27th place)

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

airspacemag.com (Global: 4,171^st place; English: 2,565^th place)

aviationweek.com (Global: 1,181^st place; English: 736^th place)

core.ac.uk (Global: 1,734^th place; English: 1,312^th place)

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

flyingmag.com (Global: 7,268^th place; English: 4,243^rd place)

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

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

washingtonpost.com (Global: 34^th place; English: 27^th place)

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