1. E. V. Arinushkina, Manual on the Chemical Analysis of Soils (Moscow State Univ., Moscow, 1970) [in Russian].
2. E. V. Blagodatskaya and N. D. Anan’eva, “Assessment of the resistance of soil microbial communities to pollutants,” Eurasian Soil Sci. 29, 1251–1255 (1996).
3. N. N. Bolyshev, Origin and Properties of Semidesert Soils (Moscow State Univ., Moscow, 1972) [in Russian].
4. A. F. Bol’shakov and V. M. Borovskii, “Soils and microrelief of the Caspian Lowland,” in Solonchaks of the Trans-Volga Region: Research Data and Design of Irrigation in the Trans-Volga Region (All-Union Lenin Academy of Agricultural Sciences, Moscow, 1937), No. 7, pp. 134–169.
5. K. K. Gedroits, Selected Works, Vol. 1: Soil Colloids and Soil Adsorption Capacity (Sel’khozgiz, Moscow, 1955) [in Russian].