Panjaitan, B., 		Pambudi, R., 		Amansyah, R., 		Akmal, M., & 		Siregar, T.
(2020).
 Kadar Estrogen Darah dan Tingkat Keasaman (pH) Mukus Serviks Sapi Aceh Memengaruhi Daya Penetrasi Spermatozoa.
<em>Jurnal Veteriner, 21</em>(3), 485-492.
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