FRANCISCO, Aldino Miguel; VIHEMBA , Osvaldo Dala. Weaknesses in the Operation of the Sewage System of the 5 de Abril Centrality in Moçâmedes, Namibe (Angola). Technical and Scientific Journal Green Cities, [S. l.], v. 9, n. 22, 2021. Disponível em: https://publicacoes.amigosdanatureza.org.br/index.php/cidades_verdes/article/view/2872. Acesso em: 12 dec. 2025.