Tupolev ANT-20 (Danish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Tupolev ANT-20" in Danish language version.

refsWebsite

Global rank Danish rank

1books.google.com

3^rd place

25^th place

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36^th place

1,349^th place

7,045^th place

books.google.com

"News Paper Printed On Plane In Flight". Popular Science. Bonnier Corporation: 43. marts 1935. ISSN 0161-7370.

illinois.edu

m-selig.ae.illinois.edu

Lednicer, David. "The Incomplete Guide to Airfoil Usage". UIUC Applied Aerodynamics Group. Hentet 16. april 2019.

worldcat.org

"News Paper Printed On Plane In Flight". Popular Science. Bonnier Corporation: 43. marts 1935. ISSN 0161-7370.