GUERREIRO, Manuela; PINTO, Patrícia; MENDES, Júlio. Nature-Based Tourism In The Algarve: A Fact Or A Myth?. Journal of Tourism, Sustainability and Well-being, [S. l.], v. 4, n. 3, p. 265–277, 2016. Disponível em: https://journals.cinturs.pt/jtsw/article/view/76. Acesso em: 27 oct. 2025.