MARTYSHENKO, N. S.; KMET, E. B.; KIM, A. G. The Study of the Cycle of Packaged Tours from the Primorsky Territory. International Journal of Economics and Financial Issues, [S. l.], v. 5, n. 3S, p. 257–262, 2015. Disponível em: https://www.econjournals.com/index.php/ijefi/article/view/1721. Acesso em: 28 mar. 2024.