1. A. L. Alexandrovskiy, “Age of soils and types of rejuvenation,” in National Soil Atlas of Russian Federation, Ed. by S. A. Shoba (Astrel’/ACT, Moscow, 2011), pp. 66–67.
2. A. L. Alexandrovskiy, “Specific time of soil formation,” in National Soil Atlas of Russian Federation, Ed. by S. A. Shoba (Astrel’/ACT, Moscow, 2011), pp. 68–69.
3. A. L. Alexandrovskiy and E. I. Aleksandrovskaya, Evolution of Soils and the Geographical Environment (Nauka, Moscow, 2005) [in Russian].
4. Atlas of the Russian Empire with 46 Maps Published in the Svyatoi Peter City, 1792 (St. Petersburg, 1792) [in Russian].
5. Geographical Atlas of the Russian Empire, Kingdom of Poland, and Grand Duchy of Finland … (St. Petersburg, 1821) [in Russian].