Ramadan, Sherif Ibrahim. “Effect of Some Genetic and Non-Genetic Factors on Productive and Reproductive Traits of Egyptian Buffaloes”. Journal of Advanced Veterinary and Animal Research 5, no. 4 (December 29, 2018): 374-380. Accessed August 23, 2019. https://www.banglajol.info/index.php/JAVAR/article/view/39500.