Bacal SS, Melo AJ de S, Widmer GM, Pereira R da S. Sustainable tourism in Brazil: utopia or possible way?. Rev. Ibero-Am. de Est. - RIAE [Internet]. 2008 Sep. 2 [cited 2024 Jul. 16];6(2):175-81. Available from: https://periodicos.uninove.br/riae/article/view/13104