Northrop YB-49 (Finnish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Northrop YB-49" in Finnish language version.

refsWebsite

Global rank Finnish rank

2airspacemag.com

4,171^st place

2,642^nd place

1britannica.com

40^th place

6^th place

1globalsecurity.org

443^rd place

265^th place

airspacemag.com

Rebecca Maksel: Are any of Northrop’s “flying wings” from the 1940s still around? 15.8.2011. Air & Space Smithsonian. Viitattu 20.7.2018.
Daniel Ford: The Edwards Diaries heinäkuu 1997. Air & Space Smithsonian. Viitattu 20.7.2018.

britannica.com

John Knudsen Northrop Encyclopaedia Britannica. Viitattu 19.7.2018.

globalsecurity.org

B-2 History Globalsecurity. Viitattu 20.7.2018.