Zhapbasbayev Узак Каирбекович. “Master of Turbulent Forces: How Academician Yershin Brought Kazakhstan’s Hydromechanics to International Prominence”. Bulletin of L.N. Gumilyov Eurasian National University. Mathematics, computer science, mechanics series 155, no. 2 (October 31, 2026): 25–41. Accessed November 3, 2026. https://bulmathmc.enu.kz/index.php/main/article/view/442.