1. V. D. Aleksandrova, “Effect of Nanorelief Exposure on Soil Microclimate and the Development of Plants in the Arctic Tundra,” Tr. Mosk. O-va Isp. Prir. 3, 11–26 (1960).
2. A. L. Aleksandrovskii, Evolution of Soils of the East-European Plain during the Holocene (Nauka, Moscow, 1983) [in Russian].
3. A. L. Aleksandrovskii and E. I. Aleksandrovskaya, Evolution of Soils and the Geographical Environment (Nauka, Moscow, 2005) [in Russian].
4. V. V. Annenkov, “Global Changes and the Geography: from the Biosphere to the Noosphere,” in Resources of the Noosphere Motion: Proceedings of the International Conference, Moscow, Russia, 2000 (GEOS, Moscow, 2000), Vol. 1, pp. 105–108 [in Russian].
5. B. P. Akhtyrtsev, “History of the Development of Gray Forest Soils in the Central Russian Forest-Steppe,” Pochvovedenie, No. 3, 5–18 (1992).