Bell 309 KingCobra (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Bell 309 KingCobra" in English language version.

refsWebsite

Global rank English rank

833^rd place

567^th place

1vectorsite.net

7,324^th place

5,757^th place

1web.archive.org

1^st place

1^st place

dtic.mil

apps.dtic.mil

Attack Helicopter Evaluation, Model 309 KingCobra - Paul G. Stinger (Army Aviation Systems Test Activity Edwards Air Force Base, California; National Technical Information Service), July 1972

vectorsite.net

Goebel, Greg. Model 309 KingCobra / Model 409 AAH (YAH-63) Archived 2007-08-07 at the Wayback Machine. Vectorsite, 1 December 2008

web.archive.org

Goebel, Greg. Model 309 KingCobra / Model 409 AAH (YAH-63) Archived 2007-08-07 at the Wayback Machine. Vectorsite, 1 December 2008