Hasan, Md. Jahid, Jalal Uddin Ahmed, and Md. Mahmudul Alam. 2014. “Reproductive Performances of Black Bengal Goat under Semi-Intensive and Extensive Conditions at Rural Areas in Bangladesh”. Journal of Advanced Veterinary and Animal Research 1 (4):196-200. https://www.banglajol.info/index.php/JAVAR/article/view/20733.