Мухамедиев, Б., and Ж. Темербулатова. “Research in Economy in Kazakhstan for 2015-2017”. Journal of Economic Research & Business Administration 127, no. 1 (March 20, 2019): 200–217. Accessed October 19, 2024. https://be.kaznu.kz/index.php/math/article/view/2069.