Alpusov А.К., and Кokazhaevа А.Б. “RESOLUTIONS OF INDICATIVE INEQUALITIES BY THE METHOD FEEDBACK”. Bulletin of Abai KazNPU. Series of Physical and Mathematical sciences 69, no. 1 (June 3, 2021): 32–37. Accessed May 8, 2026. https://bulletin-phmath.kaznpu.kz/index.php/ped/article/view/78.