Nguru, D. A., F. M. S. Telupere, and E. D. Wielawa. 2022. “Effects of the Use of Fermented Gamal Leaf Flour As a Concentrate Substitute on Performance of the Landrace Breeding Pigs”. Jurnal Sain Peternakan Indonesia 17 (2):91-96. https://doi.org/10.31186/jspi.id.17.2.91-96.