“Effect of Irrigation by Shallow and Deep Nubian Aquifer on Soil Properties and Crop Production in El-Kufra Oasis, Southern Libya”. Libyan Journal of Ecological & Environmental Sciences and Technology 4, no. 1 (June 30, 2022): 12–23. Accessed September 25, 2025. https://www.srcest.org.ly/journal/index.php/ljest/article/view/149.