KOROTEEVA, N. N.; HASANOV, E. L.; MUSHRUB, V. A.; KLOCHKO, E. N.; BAKHAREV, V. V.; SHICHIYAKH, R. A. The Conditions of Economic Efficiency and Competitiveness of Tourism Enterprises. International Journal of Economics and Financial Issues, [S. l.], v. 6, n. 8S, p. 71–77, 2016. Disponível em: https://www.econjournals.com/index.php/ijefi/article/view/3702. Acesso em: 26 apr. 2024.