Richard P. Reading, Henry M. Mix, Badamjaviin Lhagvasuren, Claudia Feh, David P. Kane, S. Dulamtseren & Sumyain Enkhbold (). „Status and distribution of khulan (Equus hemionus) in Mongolia”. Journal of Zoology. 254 (3): 381–389. doi:10.1017/S0952836901000887.Mentenanță CS1: Nume multiple: lista autorilor (link)