LISZEWSKI, Stanisław; MATCZAK, Andrzej; WŁODARCZYK, Bogdan. Introduction. Turyzm/Tourism, Poland, v. 23, n. 2, p. 7, 2013. Disponível em: https://www.czasopisma.uni.lodz.pl/tourism/article/view/7830. Acesso em: 25 may. 2026.