Burtseva, Tatiana A., Larisa I. Khvoevskaya, Victoria V. Prokhorova, Victoria E. Chernikova, and Anait S. Basyuk. 2016. “Tourism As a Factor of Increased Competitiveness of the Region”. International Journal of Economics and Financial Issues 6 (8S):49-53. https://econjournals.com./index.php/ijefi/article/view/3697.