Odili, C. C., Gbenebor, O. P. ., Henry Adekola Haffner and Samson Oluropo Adeosun (2020) “A Morphological Characterization of High Yield Chitin from Periwinkle Shells”, Journal of Casting & Materials Engineering, 5(4), pp. 61–65. doi: 10.7494/jcme.2021.5.4.61.