Polikarpov Po-2 (Italian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Polikarpov Po-2" in Italian language version.

refsWebsite

Global rank Italian rank

2web.archive.org

1^st place

1^st place

1designation-systems.net

2,880^th place

1,292^nd place

1worldairforces.com

low place

low place

1aeroflight.co.uk

9,240^th place

7,944^th place

aeroflight.co.uk

Hayles, John. Bulgarian Air Force Aircraft Types - All-Time Listing Archiviato il 22 gennaio 2008 in Internet Archive.. Aeroflight.co.uk, 10 November 2005. Retrieved 29 May 2008.

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 3 giugno 2010.

web.archive.org

"Historical Listings Archiviato il 16 luglio 2012 in Internet Archive.", World Air Forces Archiviato il 16 luglio 2012 in Internet Archive..
Hayles, John. Bulgarian Air Force Aircraft Types - All-Time Listing Archiviato il 22 gennaio 2008 in Internet Archive.. Aeroflight.co.uk, 10 November 2005. Retrieved 29 May 2008.

worldairforces.com

"Historical Listings Archiviato il 16 luglio 2012 in Internet Archive.", World Air Forces Archiviato il 16 luglio 2012 in Internet Archive..