For citations:
Torshin S.P., Smolina G.A. Classical scientist of nitrogen fixation study: to the 160th anniversary of the birth of Pyotr Samsonovich Kossovich. IZVESTIYA OF TIMIRYAZEV AGRICULTURAL ACADEMY. 2022;(4):159-162. (In Russ.) https://doi.org/10.26897/0021-342X-2022-4-159-162