Sayuti, A., 		Khairiah, K., 		Siregar, T., 		Melia, J., 		Syafruddin, S., 		Rahmi, E., 		Herrialfian, H., 		Abrar, M., 		Panjaitan, B., & 		Daud, R.
(2019).
 Determination of Gestational Age and Observation of Kacang Goat Fetal Development during 60 Days of Pregnancy by Using Transcutaneous Ultrasonography.
<em>Jurnal Veteriner, 20</em>(4), 534-540.
doi:10.19087/jveteriner.2019.20.4.534