"A multi_purpose Utility Model for Khartoum Urban Area Using GIS Analysis Techniques". University of Khartoum Engineering Journal 2, no. ENGINEERING (نوفمبر 23, 2022). تاريخ الوصول سبتمبر 9, 2026. https://onlinejournals.uofk.edu/kuej/article/view/1214.