I. A. Guliyev, I. I. Litvinyuk, E. T. Mekhdiev, V. N. Bondarenko, and A. S. Vereshchagin, “Establishment and Marketing of New Oil Benchmarks in the Structure of Global Oil and Oil Products Mercantile Trade: the Russian Case”, IJEEP, vol. 8, no. 2, pp. 95–101, Mar. 2018.