1.
Omer OG, Elsharief AM, mohammed AEH. Characterization and Improvement of Natural and Blended un-bound Gravels From Khartoum State for Use as Base Course Material. JBRR [Internet]. 2021 Dec. 14 [cited 2026 Jan. 16];18. Available from: https://onlinejournals.uofk.edu/index.php/JBRR/article/view/593