Potekhina, N., Y. Shulinina, N. Kuzmina, L. Potalisina, and I. Sannikova. “Correlational-Regression Analysis Application for the Forecast of the Specialists With Higher Education Requirement in Russian Economy”. International Journal of Economics and Financial Issues, vol. 6, no. 2, Apr. 2016, pp. 617-20, https://www.econjournals.com/index.php/ijefi/article/view/1947.