Ivinskaya, Elena Y., Aleksandr A. Nikitin, Aleksandr S. Markovichev, Vasily Y. Sinenko, Irina A. Mavrina, Akram Z. Zhafyarov, Olga A. Milinis, and Gennady N. Zhukov. “Development of Competitive Relations in the Russian Market of Educational Services”. International Review of Management and Marketing 6, no. 1 (January 21, 2016): 65–69. Accessed April 18, 2024. https://www.econjournals.com/index.php/irmm/article/view/1738.