Tashkinov, A.A., and V.I. Makarevich. 2015. “Perm National Research Polytechnic University Development Programme. The Equator: Results and Further Tasks”. Perm Federal Research Centre Journal, no. 2 (October): 4-13. https://journal.permsc.ru/index.php/pscj/article/view/PSCJ2015n2p1.