BARATA, A. C. About Lisbon hills: the never built “aerial avenues”. Cadernos do Arquivo Municipal, [S. l.], n. 9, p. 125–136, 2018. DOI: 10.48751/CAM-2018-9173. Disponível em: https://cadernosarquivo.cm-lisboa.pt/index.php/am/article/view/173. Acesso em: 8 may. 2024.