Performance Comparison of Commercial Enzymes for The Synthesis of Glucosamine by Chitosan Hydrolysis in The Presence of SurfactantNur Rokhati, Heru Susanto, Titik Istirokhatun, Purwono and Bambang PramudonoMATEC Web Conf., 156 (2018) 01006DOI: https://doi.org/10.1051/matecconf/201815601006