2018-09-262018-09-261974Zaika V. E. Community productivity and optimum exploitation of biological resources // Structure, Functioning and Management of Ecosystems : Proceedings of the First Intern. Congr. Ecol. (The Hague, the Netherlands, Sept. 8-14, 1974). – Wageningen, 1974. – P. 60-61.https://repository.marine-research.ru/handle/299011/2808enCommunity productivity and optimum exploitation of biological resources