1. Ionic concentrations and activities in soil solutions;Adams,1971
2. On methods for studying qualitative composition of organic substances in soil solutions;Alexandrova;Pochvovedeniye,1960
3. Concentrations and activities of ions in solutions displaced from basaltic soils;Benians;J. Soil Sci.,1977
4. Soils and Primary Biological Productivity of Steppes in the Azov Sea Region;Bystritskaya,1975
5. Soil Solutions Displaced from Chernozems and Grey Forest Soils;Bystritskaya,1981