En
RuThe Republic of Chyvashia / Chyvashia
The Republic of Chyvashia / Chyvashia
Soil formation conditions and a brief description of the soils of the Chuvash Republic
Tyurin, Ivan Vladimirovich (1892-1962). Conditions of soil formation and a brief description of the soils of the Chuvash Republic. Moscow: Publishing House of the USSR Academy of Sciences, 1935; Leningrad.
1935
Национальная библиотека Чувашской республики