BARNA, M.; IABLON, V. Tasks and role of the tourist complex in the system of social and economic development of the national economy. Journal of Education, Health and Sport, [S. l.], v. 5, n. 7, p. 699–709, 2015. DOI: 10.12775/JEHS.2015.05.07.049. Disponível em: https://apcz.umk.pl/JEHS/article/view/48637. Acesso em: 5 jul. 2024.