Predictive assessment of the mode of operation of the Bukhtarma water reservoir located on the Ertis river with the help of simulated flow streams. JGEM [Internet]. 2021 Dec. 29 [cited 2026 Sep. 6];63(4):45-53. Available from: https://bulletin-geography.kaznu.kz/index.php/1-geo/article/view/1045