Hocayen-da-Silva, Antônio João, and Rivanda Meira Teixeira. 2009. “Analysis of Inter-Organizational Relationships in Hospitality Business at Curitiba (Parana State, Brazil). A Comparative Study”. Revista Brasileira De Pesquisa Em Turismo 3 (2). https://doi.org/10.7784/rbtur.v3i2.158.