Aleksandrovna Sizeneva, L.; Vasilievich Dyachenko, A.; Leonidovna Kosulnikova, T. The Metatheoretical Study of the Tourism System of the Volgograd Region and the Study of Preferences of Consumers of Regional Tourism Products. IJET 2018, 7 (4.38), 502-514. https://doi.org/10.14419/ijet.v7i4.38.24612.