STYPEREK, J. Marked Tourist Paths in Polish National Parks. Turyzm/Tourism, [S. l.], v. 11, n. 1, p. 25–37, 2001. DOI: 10.18778/0867-5856.11.1.03. Disponível em: https://czasopisma.uni.lodz.pl/tourism/article/view/10104. Acesso em: 28 apr. 2024.