Rubin, Boris Anasimovich (doctor of agricultural sciences, 1900-1978).
The role of plants in the cycle of substances in nature / B. Rubin, Doctor of Biological Sciences. - Penza: publication of the newspaper "Stalin's banner", 1945. - 13,  p. ; 15 cm. - (Library of agitator and propagandist. Conversations on scientific and natural topics). - 5000 copies.
1. Memory of the Great Victory (collection). 2. The people (the collection). 3. Natural sciences. 4. The Great Patriotic War - 1941 - 1945.
ББК 63.3 (2) 622 ББК 28.5
The source of electronic copy: Penza Oblast. The location of the original: Penza OB