Ribeiro NF, Holzer W. Urban rivers and the free path of water: The challenge of applying Permanent Preservation Areas in consolidated urban areas. RNGC [Internet]. 2025 Dec. 29 [cited 2026 Jan. 21];13(89). Available from: https://publicacoes.amigosdanatureza.org.br/index.php/gerenciamento_de_cidades/article/view/6166