- References
Gerrus was a small, mountainous province of Iran, situated between Zanjan Province (formerly Khamseh province) and Azarbaijan region in the north, and Kurdistan Province and Hamadan Province in the south.[1] Its capital was Bijar.[1] Gerrus is now incorporated within Zanjan and Kurdistan Provinces. References1. ^1 {{cite EB1911 |wstitle=Gerrús |volume=11}}
{{coord missing|Kurdistan Province|Zanjan Province}}{{KurdistanIran-geo-stub}} 2 : Former provinces of Iran|Kurdistan Province |