S. Dyakova, V. Volodina, E. Galyautdinova, A. Menkova, and O. Soprunova, “Current State of Heterotrophic Bacterioplankton and Bacteriobenthos in the Northern and Middle Parts of the Caspian Sea”, KLS, vol. 5, no. 1, pp. 262–273, Jan. 2020.