Letov Š-28 (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Letov Š-28" in English language version.

refsWebsite

Global rank English rank

5^th place

low place

5,396^th place

4,339^th place

avionslegendaires.net

Nash, David. "Aircraft that may have participated in the Spanish Civil War" Aircraft of the Spanish Civil War. Retrieved 23 August 2008.

Green & Swanborough 1989, pp. 66–67 Green, William; Swanborough, Gordon (May–August 1989). "Balkan Interlude - The Bulgarian Air Force in WWII". Air Enthusiast. No. 39. Bromley, Kent: Tri-Service Press. pp. 58–74. ISSN 0143-5450.
Green & Swanborough 1989, p. 73 Green, William; Swanborough, Gordon (May–August 1989). "Balkan Interlude - The Bulgarian Air Force in WWII". Air Enthusiast. No. 39. Bromley, Kent: Tri-Service Press. pp. 58–74. ISSN 0143-5450.