LISITSINA, Yana. Isofront in the Eastern Siberian Region (1930s). project baikal, Russian Federation, n. 62, p. 46-52, dec. 2019. ISSN 2309-3072. Available at: <http://www.projectbaikal.com/index.php/pb/article/view/1541>. Date accessed: 19 feb. 2020.