Das, NG, NR Sarker, KS Huque, and MAI Talukdar. “Study of On-Farm Pre and Post-Natal Feeding Practices of Red Chittagong Cattle”. Bangladesh Journal of Livestock Research (February 12, 2020): 159-167. Accessed September 25, 2020. https://www.banglajol.info/index.php/BJLR/article/view/45459.