Hasan, Hasanuddin, et al. “Substitution of Tapioca Flour With Purple Sweet Potato Flour in The Production of Broiler Chicken Meatballs”. Jurnal Peternakan Nusantara, vol. 12, no. 1, Apr. 2026, pp. 47-58, doi:10.30997/jpn.v12i1.19957.