HADI, ZOHUL Abdul; HAMDAN, AHMED N. A. Experimental Works for Determine Manning’s Coefficient Roughness in Open Channels. Basrah Journal for Engineering Sciences, [S. l.], v. 8, n. 1, p. 39–49, 2008. DOI: 10.33971/bjes.8.1.4. Disponível em: https://bjes.journalpath.com/bjes/article/view/40. Acesso em: 6 may. 2026.