"Effect of Different Management Patterns on Sheep under Range Conditions in North Kordofan State, Sudan: 1 Ewes Reproductive Performances and Lamb Growth ". Journal of Veterinary Medicine and Animal Production 11 (يناير 12, 2023). تاريخ الوصول مايو 25, 2026. https://onlinejournals.uofk.edu/vet/article/view/1362.