Sukhoi Su-9 (Italian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Sukhoi Su-9" in Italian language version.

refsWebsite

Global rank Italian rank

2,880^th place

1,292^nd place

4,927^th place

5,731^st place

1^st place

designation-systems.net

(EN) Andreas Parsch e Aleksey V. Martynov, Designations of Soviet and Russian Military Aircraft and Missiles, su Designation-Systems.net, http://www.designation-systems.net, 2 luglio 2008. URL consultato il 13 gennaio 2012.