Ma’arif, I. et al. 2024. Karakteristik peternak ruminansia di Binjai dan Bahorok, Sumatera Utara. Agrivet : Jurnal Ilmu-Ilmu Pertanian dan Peternakan (Journal of Agricultural Sciences and Veteriner). 12, 2 (Dec. 2024), 276–281. DOI:https://doi.org/10.31949/agrivet.v12i2.11540.