Coaxial-rotor aircraft (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Coaxial-rotor aircraft" in English language version.

refsWebsite

Global rank English rank

3web.archive.org

1^st place

1^st place

1humanpoweredhelicopters.org

low place

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1,747^th place

1,277^th place

8^th place

10^th place

1research-drone.com

low place

low place

14^th place

14^th place

1coptercraft.com

low place

low place

1gyrodynehelicopters.com

low place

low place

archive.today

"Multirotor Frame Configurations". Coptercraft. Archived from the original on 2016-04-10. Retrieved 23 December 2015.

bbc.co.uk

"На юго-востоке Москвы разбился новый боевой вертолет". BBC. Retrieved 5 November 2013.

coptercraft.com

"Multirotor Frame Configurations". Coptercraft. Archived from the original on 2016-04-10. Retrieved 23 December 2015.

gyrodynehelicopters.com

Coaxial Benefits

humanpoweredhelicopters.org

NASA Technical Paper 3675 Archived 2012-05-22 at the Wayback Machine

research-drone.com

"DuoCopter, the perfect drone". www.research-drone.com. Retrieved 2021-11-13.

umd.edu

terpconnect.umd.edu

A History of Helicopter Flight Archived 2014-07-13 at the Wayback Machine , J. Gordon Leishman Professor of Aerospace Engineering, University of Maryland, College Park.

web.archive.org

NASA Technical Paper 3675 Archived 2012-05-22 at the Wayback Machine
A History of Helicopter Flight Archived 2014-07-13 at the Wayback Machine , J. Gordon Leishman Professor of Aerospace Engineering, University of Maryland, College Park.
Aerodynamic Features of Coaxial Configuration Helicopters