Gandara, José Manoel, et al. “The Tourism Competitiveness of Foz Do Iguaçu under the Determinants of Integrative Model of Dwyer & Kim: Analyzing the Strategy to Construction of the Future”. Cuadernos De Turismo, no. 31, Jan. 2013, pp. 105-28, https://revistas.um.es/turismo/article/view/170771.