2022. Bioindication of Belgorod and Stary Oskol Reservoirs State With Phytoplankton (Belgorod Oblast, Russia). Proceedings of Voronezh State University. Series: Geography. Geoecology. 2 (Jun. 2022), 89–101. DOI:https://doi.org/10.17308/geo.2022.2/9314.