1. Akimova, T.A., Zlobina, T.I., and Polunina, O.E., Dostoprimechatel’nosti Gornogo Altaya: Putevoditel’ (Points of Interest of the Gornyi Altai: A Guide Book). Barnaul: Pyat’ plyus, 2008.
2. Alekin, O.A., On the issue of classification of natural waters, Voprosy geokhimii, Tr. NIU GUGMS (Problems in Geochemistry, Trans. NIU GUGMS), Leningrad: Gidrometeoizdat, 1946, vol. IV, issue 32, pp. 14–35.
3. Alekin, O.A., Lakes of Katunskie Alps, in Issledovaniya ozer SSSR (Studies of USSR Lakes), Leningrad: Izd. Gos. Gidrol. Inst., 1935, issue 8, pp. 153–232.
4. Analiz vody: metodicheskoe posobie (Water Analysis: Teaching Guide), Borisova E.A., Ed., Izhevsk: Izd. “Udmurtskii universitet,” 2013.
5. Anishchenko, O.V., Glushchenko, L.A., Dubovskaya, O.P., Zuev, I.V., Ageev, A.V., and Ivanova, E.A., Morphometry and metal concentrations in water and bottom sediments of mountain lakes in Ergaki Natural Park, Western Sayan Mountains, Water Resour., 2015, vol. 42, no. 5, pp. 670–682.