Edelshtein Ya. S. Indigenous gold deposits in the northeastern part of Minusinskoye uyezd. (1.Olkhovka. 2. Cibizhek V.). In Russian (ask us if in doubt)/Edel'shteyn Ya. S. Korennye mestorozhdeniya zolota v severo-vostochnoy chasti Minusinskogo uezda. (1.Ol'khovka. 2. Chibizhek V-yy.). Geological Committee. Materials on general and applied geology. Volume 20. With 2 tables. Petrograd printing house Guttenberg 1923. SKUalb2fa8c8603b3bc795.