COSTA, Andreia; PINTASSILGO, Pedro; MATIAS, António; PINTO, Patrícia; GUIMARÃES, Maria Helena. Birdwatcher profile in the Ria Formosa Natural Park. Tourism & Management Studies, [S. l.], v. 14, n. 1, p. 69–78, 2018. Disponível em: https://www.tmstudies.net/index.php/ectms/article/view/1066.. Acesso em: 29 apr. 2024.