CAETANO, Paulo Sá; PATULEIA, Mafalda Luísa de Almeida Serra; FERREIRA, Margarida Isabel Moreira. ABOVE AND UNDER GROUND: A PROPOSAL FOR URBAN GEOTOURISTIC TOURS IN LISBON. Tourism & Management Studies, [S. l.], p. 426–437, 2012. Disponível em: https://www.tmstudies.net/index.php/ectms/article/view/207.. Acesso em: 29 apr. 2024.