BIRYUKOV, Vladimir, Maya Vladimirovna LIVSON, Victoria Borisovna FROLOVA, Galina Aleksandrovna SKACHKO, & Liliya Leonidovna DUKHOVNAYA. " Elasticity of Tourism Demand in the Modern World." Journal of Environmental Management and Tourism [Online], 10.6 (2019): 1317-1321. Web. 4 Nov. 2024