Deriving waterways from a digital elevation model and correcting them by hand drawing in the Arc Gis program for the Wadi El Hanawi Basin . Libya Journal of Geographical Studies, [S. l.], v. 4, n. 1, p. 82–49, 2024. DOI: 10.37375/jlgs.v4i1.2543. Disponível em: https://elc2.su.edu.ly/index.php/jlgs/article/view/2543. Acesso em: 8 dec. 2025.