Shykhaleyeva , G. M., and G. M. Kiryushkina. “Accumulation of Heavy Metals (Cu, Cr, Pb, Cd) in Aquatic Invertebrates from the Hyperhaline Kuyalnyk Estuary (Ukraine, North-Western Black Sea Region)”. Visnyk of V. N. Karazin Kharkiv National University. Series Еcоlogy, no. 32, June 2025, pp. 124-33, doi:10.26565/1992-4259-2025-32-09.