Chizhova, Vera, Sergey Kirillov, and Mikchail Slipenchuk. “Educational Tourism in Protected Natural Areas in South-East of the Baikal Region”. Quaestiones Geographicae 35, no. 1 (March 15, 2016): 63–68. Accessed April 19, 2024. https://pressto.amu.edu.pl/index.php/qg/article/view/7550.