Бегилов, Т., Грачев, Ю., & Есжанов, Б. (2023). Dynamics of the number of saigas of the Volga-Ural population over the past 40 years and factors affecting it. Fundamental and Experimental Biology, 11028(2), 28–37. https://doi.org/10.31489/2023bmg2/28-37