Amrin, A. K., S. A. Kaliyeva, and F. G. Alzhanova. “Migration Processes in Kazakhstan in the Context of the Formation of the Silk Road Economic Belt”. Journal of Population and Social Studies [JPSS], vol. 28, no. 2, Mar. 2020, pp. 156-74, https://so03.tci-thaijo.org/index.php/jpss/article/view/217790.