En
RuYakut Autonomous Soviet Socialist Republic
Yakut Autonomous Soviet Socialist Republic
Proceedings of the Council for the Study of the Productive Forces. Series Yakutsk. Issue. 12: Epidemiological survey of the Vilyui district of the YaSSR
Proceedings of the Council for the Study of the Productive Forces. Series Yakutsk. Issue. 12: Epidemiological survey of the Vilyui district of the YaSSR. 1933.
1933
НБ Респ. Саха (Якутия)