KHALID A. ZAKARIA, D.; HATEM MOHAMMAD, M. Graphical Method of Concrete Mix Design. Al-Rafidain Engineering Journal (AREJ), [S. l.], v. 19, n. 3, p. 1–12, 2011. DOI: 10.33899/rengj.2011.26991. Disponível em: https://jamh.uomosul.edu.iq/index.php/arej/article/view/30549. Acesso em: 8 sep. 2025.