نورثروپ وای‌بی-۴۹ (Persian Wikipedia)

Analysis of information sources in references of the Wikipedia article "نورثروپ وای‌بی-۴۹" in Persian language version.

refsWebsite

Global rank Persian rank

2web.archive.org

1^st place

1^st place

1alternatewars.com

low place

low place

2,431^st place

4,501^st place

alternatewars.com

"Standard Aircraft Characteristics: YB-49 Flying Wing" (PDF). US Air Force. 20 December 1949. Archived from the original (PDF) on 13 March 2016. Retrieved 2 November 2016.

vt.edu

dept.aoe.vt.edu

Northrop YB-49 Flying Wing Bomber بایگانی‌شده در ۲۱ ژوئیه ۲۰۱۲ توسط Wayback Machine page 14

web.archive.org

"Standard Aircraft Characteristics: YB-49 Flying Wing" (PDF). US Air Force. 20 December 1949. Archived from the original (PDF) on 13 March 2016. Retrieved 2 November 2016.
Northrop YB-49 Flying Wing Bomber بایگانی‌شده در ۲۱ ژوئیه ۲۰۱۲ توسط Wayback Machine page 14