Solodukha, P. V., E. S. Vasiutina, N. A. Korolkova, S. G. Erokhin, V. K. Starostenko, and L. V. Matraeva. “Structural Contradiction of Economic Growth As a Threat to the Human Capital Reproduction Process in Russia”. International Journal of Economics and Financial Issues, vol. 6, no. 1S, May 2016, pp. 163-7, https://www.econjournals.com/index.php/ijefi/article/view/2372.