施洛科国洛夫. 谢尔盖.米哈伊尔洛维奇
Archive of the Museum of Ethnography and Anthropology, Russian Academy of Sciences, St. Petersburg
the Kumara (Huma) river; Bystraia river and Kumara river
库马拉河风景; 贝斯特拉亚河，库马拉河流域