Smolskaya, Volha S., and Hanna A. Zhukava. 2020. “The Contents of Plant Pigments in Bottom Sediments of Lakes Naroch, Myastro and Batorino”. Journal of the Belarusian State University. Ecology, no. 2 (October): 18-25. https://journals.bsu.by/index.php/ecology/article/view/3482.