Zebari, Hawar M.H. “The Comparison Between Reproductive Performance in Synchronized and Spontaneous Estrus Sheep”. Journal of Scientific Research in Medical and Biological Sciences 2, no. 4 (November 8, 2021): 30-37. Accessed July 7, 2026. https://www.bcsdjournals.com/index.php/jsrmbs/article/view/332.