TKACHENKO Т.; BOYKO М. Formation of consumer value of tourism product. Commodity science. Technologies. Engineering, [S. l.], v. 14, n. 2, p. 5–16, 2012. Disponível em: https://journals.knute.edu.ua/commodities-and-markets/article/view/1428. Acesso em: 10 oct. 2025.