Pradana, T. G. ., A. Rusdhi, and I. P. Purba. “Detection of Proteolytic Bacteria from Ileum of Gallus Gallus As a Candidate Probiotic Agent of Fermented Poultry Feeding”. Journal of Pharmaceutical and Sciences, vol. 6, no. 4, Sept. 2023, pp. 1561-7, doi:10.36490/journal-jps.com.v6i4.261.