Prasdini, W., Rahayu, S., & Djati, M. 2015 Oct 23. Penentuan Keberhasilan Involusi Uterus Sapi Perah Friesian Holstein Berdasarkan Kadar Estrogen Setelah Beberapa Penginjeksian Selenium-Vitamin E (DETERMINATION OF THE SUCCESS UTERINE INVOLUTION IN FRIESIAN HOLSTEIN DAIRY COW BASED ESTROGEN LEVELS AFTER MU. Jurnal Veteriner. [Online] 16:3