Uteuova Н., Shiyapov К., Bekbauova А. and Sharipova Б. (2023) “SOLVING NONLINEAR BOUNDARY VALUE PROBLEMS BY THE APPROXIMATE METHOD”, Bulletin of Abai KazNPU. Series of Physical and mathematical sciences. Almaty, Kazakhstan, 84(4), pp. 46–54. doi: 10.51889/2959-5894.2023.84.4.005.