“Assestment of genotoxic stress on lake frog (Rana ridibunda) in experimental and environmental conditions under exposure to petropollution”, EJE, vol. 40, no. 1/1, Jan. 2016, Accessed: Jul. 20, 2026. [Online]. Available: https://bulletin-ecology.kaznu.kz/index.php/1-eco/article/view/516