Prasetyo, M. R., Sarofa, U. and R, R. (2022) “Characteristics of Chitooligosaccharides Hydrolysate from Crab Shell (Portunus Pelagicus) Waste by Chitosanase Hydrolysis”, Food Science and Technology Journal (Foodscitech), pp. 85-95. doi: 10.25139/fst.v5i1.4364.