Phraluk, O., Punkong, C., Thongphakdee, A., Siriaroonrat, B., Wajjwalku, W. and Thongtip, N. 2014. Monitoring Ovarian Cycles by Fecal Progesterone Analysis in Thamin Eld’s Deer Hinds (Rucervus eldii thamin). The Thai Journal of Veterinary Medicine. 44, 3 (Sep. 2014), 317–323.