Yessengeldin, B., D. Sitenko, G. Murzatayeva, and A. Yessengeldina. “Scientific Potential As the Basis of Innovation Development of Kazakhstan”. International Journal of Economics and Financial Issues, vol. 6, no. 3, July 2016, pp. 1019-24, https://www.econjournals.com/index.php/ijefi/article/view/2232.