Dumchikov, M., N. Kononenko, L. Batsenko, R. Halenin, and N. Hlushchenko. “Issues of Regulating Cryptocurrency and Control over Its Turnover: International Experience”. Amazonia Investiga, Vol. 9, no. 31, Aug. 2020, pp. 10-20, doi:10.34069/AI/2020.31.07.1.