SEDIMENTARY FACIES CHARACTERIZATION OF OMDURMAN (UPPER CRETACEOUS) FORMATION, KHARTOUM SEDIMENTARY BASIN, KHARTOUM, SUDAN. IJESRT [Internet]. 2024 Aug. 21 [cited 2026 Apr. 23];13(8):1-15. Available from: http://www.ijesrt.com/index.php/J-ijesrt/article/view/92