NIKOLSKAYA, Elena, Vyacheslav Anatolievich LEPESHKIN, Ekaterina Arturovna BLINOVA, Ivan Petrovich KULGACHEV, & Sergey Viktorovich ILKEVICH. " Improvement of Digital Technology in the Tourism Sector." Journal of Environmental Management and Tourism [Online], 10.6 (2019): 1197-1201. Web. 4 Dec. 2024