1. Altai Krai Atlas. vol 1. Moscow-Barnaul: GUGK; 1978, p 222 (in Russian)
2. Atlas of Irkutsk Oblast: ecological conditions of development. Moscow-Irkutsk; 2004, p 92 (in Russian)
3. Atlas of Khanty-Mansi Autonomous Okrug/Yugra. History. Population. Economy. Khanty-Mansiysk–Moscow; 2006, vol 1, p 152 (in Russian)
4. Atlas of natural focal infectious and parasitic diseases of the Komi Republic. Syktyvkar: SGU; CGSNL in the Komi Republic; 2004, p 60 (in Russian)
5. Atlas of Natural and Technological Hazards and Risks of Emergencies in the Russian Federation. Far Eastern Federal district. Moscow; 2007, p 324 (in Russian)