Surjowardojo, Puguh, Tri Eko Susilorini, Hanum Muarifa, Rifa’i Rifa’i, Ike Mawarni Handayani, and Aditya Cahya Wardhana. “Study of Fat, Lactose, and Protein Concentrations of Holstein Friesian Cow’s Milk Early Lactation”. Jurnal Ternak 13, no. 2 (December 31, 2022): 76–82. Accessed May 9, 2024. https://jurnalpeternakan.unisla.ac.id/index.php/ternak/article/view/172.