Нурмаганбетова, Ж.А., Н.К. Аширбаев, А.М. Полатбек, and А.О. Байдибекова. 2020. “PPROBLEMS OF PHYSICAL CONTENT, REDUCED TO A SYSTEM OF LINEAR EQUATIONS WITH TWO VARIABLES”. Bulletin of Abai KazNPU. Series of Physical and Mathematical Sciences 72 (4). Алматы, Казахстан:48-55. https://doi.org/10.51889/2020-4.1728-7901.07 .