SZWICHTENBERG, A. Alternative Tourism and Ecotourism – News Terms in the Geography of Tourism. Turyzm/Tourism, [S. l.], v. 3, n. 2, p. 51–59, 1993. DOI: 10.18778/0867-5856.3.2.04. Disponível em: https://czasopisma.uni.lodz.pl/tourism/article/view/10622. Acesso em: 23 apr. 2024.