Porous friction layer as a sustainable urban drainage strategy: Technical and economic feasibility for Governador Valadares – Minas Gerais - Brazil. Research, Society and Development, [S. l.], v. 15, n. 4, p. e2215450734, 2026. DOI: 10.33448/rsd-v15i4.50734. Disponível em: https://rsdjournal.org/rsd/article/view/50734. Acesso em: 18 apr. 2026.