Book

Geograficheskie issledovanii︠a︡ v T︠S︡entralʹnom Ti︠a︡nʹ-Shane; sbornik, posvi︠a︡shchennyĭ pami︠a︡ti P. P. Semenova-Ti︠a︡nʹ-Shanskogo

by Institut geografii (Akademii︠a︡ nauk SSSR)