Akbayeva, L.Kh., E.M. Pangaliyev, N.S. Mamytova, N.K. Kobetayeva, and G.T. Kyzdarbekova. 2023. “Hydroecological Indicators of Lake Bolshoy Sarykol, Karaganda Region”. BULLETIN of the L.N. Gumilyov Eurasian National University. BIOSCIENCE Series 145 (4):120-32. https://bulbio.enu.kz/index.php/main/article/view/480.