Nuzulah, Y. F., and S. Suharti. “Initial Characterization of Alkaline Protease from Pseudomonas Sp Isolated from Chicken Feces (POSTER)”. Jurnal Kimia Riset, vol. 3, no. 2, Mar. 2019, pp. 122-30, doi:10.20473/jkr.v3i2.12055.