Sikorsky S-57 (Italian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Sikorsky S-57" in Italian language version.

refsWebsite

Global rank Italian rank

1globalsecurity.org

443^rd place

405^th place

8,765^th place

2,414^th place

globalsecurity.org (Global: 443^rd place; Italian: 405^th place)

GlobalSecurity.org: XV-2.

helis.com (Global: 8,765^th place; Italian: 2,414^th place)

Helis.com: Sikorsky History part 2.