Koukouris Κ. Outdoor Activities and Environmental Concern. Inquiries in Physical Education and Sport, [S. l.], v. 3, n. 3, p. 264–276, 2005. DOI: 10.26253/heal.uth.ojs.ispe.2005.1101. Disponível em: https://journals.lib.uth.gr/index.php/inquiries/article/view/1101. Acesso em: 3 jul. 2024.