Dzhurbina, Elena M., and Dmitriy I. Fateev. “Instruments of Production Functions As Reserves of Increase in Regional Tax Revenues”. International Journal of Economics and Financial Issues 6, no. 5S (August 13, 2016): 80–84. Accessed December 22, 2024. https://mail.econjournals.com/index.php/ijefi/article/view/2854.