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		Astuti, P., 		Airin, C., 		Widiyanto, S., 		Sjahfirdi, L., & 		Maheshwari, H.
2017 Jan 13.  Pemanfaatan Electronic Nose sebagai Sensor Kimiawi Urin Guna Melacak Birahi Sapi (ELECTRONIC NOSE AS URINARY CHEMICAL SENSOR FOR DETERMINING ESTROUS PHASE IN CATTLE). Jurnal Veteriner. [Online] 17:4