Raab-Katzenstein RK.9 Grasmücke (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Raab-Katzenstein RK.9 Grasmücke" in English language version.

refsWebsite

Global rank English rank

124^th place

544^th place

504^th place

1,305^th place

223^rd place

162^nd place

low place

low place

airhistory.org.uk

Frachet, André (13 September 1928). "L'avion ultra-léger Raab-Katzenstein R.-K. 9". Les Ailes (387): 8.
"Les Ailes en Allemagne". Les Ailes (378): 3. 15 November 1928.
"L'Exposition de Genèva". Les Ailes (412): 9. 9 May 1929.
Benoit-Gabin, Jean (7 November 1929). "Les Ailes en Italie". Les Ailes (438): 11–12.