%0 Journal Article %T XIIth CONGRESS OF HYDROBIOLOGICAL SOCIETY OF THE RUSSIAN ACADEMY OF SCIENCES %A Savosin, E.S. %A Milyanchuk, N.P. %K %J Transactions of Papanin Institute for Biology of Inland Waters RAS %D 2021 %N 0 %P 2 %I Papanin Institute for Biology of Inland Waters Russian Academy of Sciences