Özkurt, Şakir Önder; Sözen, M.; Yiğit, N.; Kandemir, I.; Çolak, R.; Gharkheloo, M. M.; Çolak, E.

Taxonomic Status of the Genus Spermophilus (Mammalia: Rodentia) in Turkey and Iran With Description of a New species

. Zootaxa 2007, 1529, 1–15.