Z. Zumarni, M. P. Ningrum, A. E. Harahap, M. Rodiallah, J. Handoko, and Y. Yendraliza, “Kinerja Reproduksi Beberapa Jenis Sapi Potong di Kota Sawahlunto Provinsi Sumatera Barat: Reproductive Performance of Beef Cattle Breeds in Sawahlunto City, West Sumatra Province”, jiiip, vol. 29, no. 1, pp. 99–106, May 2026.