Cardoso, Maione Rocha de Castro, Gil Célio de Castro Cardoso, and João Marcelo Bersan Soares de Brito. “Economy and Planning of Ecotourism:: A Case Study in the Brazilian Cerrado”. Sustainability in Debate 6, no. 3 (December 23, 2015): 100–115. Accessed February 26, 2026. https://periodicos.unb.br/index.php/sust/article/view/15773.