Baehaki, Ace, Dahrul Syah, Siswa Setyahadi, and Maggy T. Suhartono. 2014. “Production and Characterization of Collagenolytic Protease from Bacillus Licheniformis F11.4 Originated from Indonesia”. Asian Journal of Chemistry 26 (10):2861-64. https://doi.org/10.14233/ajchem.2014.15863.