首都航空 (美國) (Chinese Wikipedia)

Analysis of information sources in references of the Wikipedia article "首都航空 (美國)" in Chinese language version.

refsWebsite

Global rank Chinese rank

3web.archive.org

1^st place

1^st place

1flightglobal.com

223^rd place

398^th place

61^st place

145^th place

1planecrashinfo.com

low place

7,363^rd place

flightglobal.com

"World Airline Directory." Flight International. April 8, 1960. 495 （页面存档备份，存于互联网档案馆）.

planecrashinfo.com

Accident description for Douglas DC-3 NC21789 on August 31, 1940. PlaneCrashInfo. [16 December 2009]. （原始内容存档于2016-03-03）. （页面存档备份，存于互联网档案馆）

time.com

Death in the Blue Ridge. TIME. September 9, 1940 [2009-04-14]. （原始内容存档于2013-07-21）. The news of the worst crash in the history of U. S. aviation ended 17 months of safe operation. （页面存档备份，存于互联网档案馆）

web.archive.org

"World Airline Directory." Flight International. April 8, 1960. 495 （页面存档备份，存于互联网档案馆）.
Death in the Blue Ridge. TIME. September 9, 1940 [2009-04-14]. （原始内容存档于2013-07-21）. The news of the worst crash in the history of U. S. aviation ended 17 months of safe operation. （页面存档备份，存于互联网档案馆）
Accident description for Douglas DC-3 NC21789 on August 31, 1940. PlaneCrashInfo. [16 December 2009]. （原始内容存档于2016-03-03）. （页面存档备份，存于互联网档案馆）