Balpanova, M.Zh., G.A. Yessenbayeva, and D.K. Takhanov. “The Calculation of the Side Pressure Coefficient in Conditions of the Limited Stress Situation”. Bulletin of the Karaganda University. Mathematics Series 86, no. 2 (June 30, 2017): 14–19. Accessed July 10, 2025. https://mts.buketov.edu.kz/index.php/mathematics-vestnik/article/view/150.