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Bell 47 (Czech Wikipedia)

Analysis of information sources in references of the Wikipedia article "Bell 47" in Czech language version.

Last modified:

Ref.Un. Ref.Website
Global rank Czech rank
22thisdayinaviation.com
low place
392nd place
21vintageaviationnews.com
low place
1,723rd place

thisdayinaviation.com (Global: low place; Czech: 392nd place)

  • SWOPES, Brian. 3 April 1946 [online]. This Day in Aviation, 2025-04-03 [cit. 2025-04-02]. Dostupné online. (anglicky)
  • SWOPES, Bryan. 23 January 1971 [online]. 2022-01-23 [cit. 2022-12-20]. Dostupné online. (anglicky)

vintageaviationnews.com (Global: low place; Czech: 1,723rd place)

  • HANCOCK, Austin. Today in Aviation History: First Flight of a Commercially Certified Helicopter [online]. Vintageaviationnews.com, 2025-04-03 [cit. 2025-04-04]. Dostupné online. (anglicky)