Northern Border of the Black Eastern Eastern Strip of European Russia in Botanicoker and Soil

Korzhinsky, Sergey Ivanovich (1861-1900).The northern border of the Black East Strip of European Russia in Botanicoque and Soil Capacity / [Op.] S. Korzhinsky.1-.- Kazan: Type.University, 1888-1889.- 24. - (Proceedings of the Society of Natural Resistors at Kazan University).Electronic Source: PB