Raghuwanshi, D.S., et al. “Dystocia Due to Dicephalic Thoracopagus Monster in Marathwadi Buffalo: A Case Report”. Buffalo Bulletin, vol. 36, no. 3, Sept. 2017, pp. 551-3, http://kuojs.lib.ku.ac.th/index.php/BufBu/article/view/654.