“Comparative Studies of the Effect of Inorganic and Organic Acid Treatment on Chitosan Property from Shrimp Shel” (2018) International Journal of Engineering Research and Advanced Technology (ijerat) (E-ISSN 2454-6135) DOI: 10.31695/IJERAT, 4(9), pp. 58–66. doi:10.31695/IJERAT.2018.3327.