1. A Guidebook on Hygiene of Water Supply, Ed. By S. N. Cherkinsky (Meditsina, Moscow, 1975) [in Russian].
2. A Guidebook on the Control of Potable Water (VOZ, Geneva,1994), 2nd Ed., Vol. 1 [in Russian].
3. A list of Fishery Norms of Maximally Admissible Concentrations (MAC) and Approximate Safe Levels of Exposure (ASLE) of Toxic Matters for Water of Aquatic Objects of Fishery Significance (VNIRO, Moscow, 1999) [in Russian].
4. A. N. Afonin, K. L. Lipiyainen, and V. Yu. Tsepelev, Maps of the Mean and Multi-Year Air Temperature, (St. Petersburg, Univ., St. Petersburg, 2006) [in Russian]. http://wwwagroatlasru
5. Climate Change 2007: Synthesis Report. Contribution of Working Groups I, II and III to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change, Ed. by R. K. Pachauri and A. Reisinger (IPCC, Geneva, 2008).