. D. A. A. A. . Abdul Azzez, D. . Y. A. . Yosif, and F. A. . HUSSIENPH.D, “Selection of Landfill Site in Khartoum State Using (GIS) Techniques and Multicriteria Decision Analysis (MCDA)”, UTJ, vol. 13, no. 3, pp. 133–144, Apr. 2019.