Siregar, Tongku Nizwan, 		Agustina, Iin, 		Masyitah, Dian, 		Azhar, Al, 		Dasrul, Dasrul, 		Thasmi, Cut Nila, 		Sulaiman, Rusli, AND 		Daud, Razali.
" Physical Properties of Cervical Mucus of Repeat Breeder Aceh Cattle (PERUBAHAN FISIK MUKUS SERVIKS PADA SAPI ACEH YANG MENGALAMI KAWIN BERULANG)" <em>Jurnal Veteriner</em> [Online], Volume 18 Number 3 (4 September 2017)