SANTHAKUMAR, A.; SALEEM ABED, R. Investigations on Two Methods of DEM Extraction. Al-Rafidain Engineering Journal (AREJ), [S. l.], v. 17, n. 6, p. 1–10, 2009. DOI: 10.33899/rengj.2009.43583. Disponível em: https://ojs.uomosul.edu.iq/index.php/arej/article/view/27007. Acesso em: 7 aug. 2025.