Solehudin, Hasibuan MS. Kinerja Reproduksi Sapi Brahman Cross di Kabupaten Batubara. J. Livest. Animal Health [Internet]. 2020 Feb. 29 [cited 2024 Apr. 26];3(1):1-4. Available from: https://jurnalpolitanipyk.ac.id/index.php/jlah/article/view/191