PTASZYCKA-JACKOWSKA, D. Sea cruises as a new branch of the tourism industry. Turyzm/Tourism, [S. l.], v. 22, n. 1, p. 29–39, 2012. DOI: 10.2478/v10106-012-0004-1. Disponível em: https://www.czasopisma.uni.lodz.pl/tourism/article/view/7602. Acesso em: 18 maj. 2024.