“SEDIMENTARY FACIES CHARACTERIZATION OF OMDURMAN (UPPER CRETACEOUS) FORMATION, KHARTOUM SEDIMENTARY BASIN, KHARTOUM, SUDAN”. International Journal of Engineering Sciences & Research Technology, vol. 13, no. 8, Aug. 2024, pp. 1-15, https://doi.org/10.57030/ijesrt.13.8.1.2024.