MAT SALLEH, Kamarulzaman; AB AZIS, Shazmin Shareena; AZIZ, Nursyuhaida; BASKARAN, Shastitharran; AB RAHMAN, Nur Hannani. Cost Efficiency of Green Infrastructure in Flash Flood Management: An Economic Model for Local Authorities. International Journal of Built Environment and Sustainability, [S. l.], v. 13, n. 1, p. 27–40, 2025. DOI: 10.11113/ijbes.v13.n1.1629. Disponível em: https://ijbes.utm.my/index.php/ijbes/article/view/1629. Acesso em: 15 feb. 2026.