Есқалиев, М.Е., А.А. Масимгазиева, and Н.А. Нургали. 2021. “IN INTERPOLATING THE VALUES OF FUNCTIONS SPECIFIED BY THE TABLE EFFECTIVENESS OF THE LEAST SQUARES METHOD”. Bulletin of Abai KazNPU. Series of Physical and Mathematical Sciences 69 (1). Алматы, Казахстан:68-71. https://bulletin-phmath.kaznpu.kz/index.php/ped/article/view/160.