Mohammed, M. D., Abdalsalam, Y. I., kheir, A. R. M., Jin-yu, W., & Hussein, M. H. (2005). Growth Performance of Indigenous X Exotic Crosses of Chicken and Evaluation of General and Specific Combining Ability under Sudan Condition. International Journal of Poultry Science, 4(7), 468–471. https://doi.org/10.3923/ijps.2005.468.471