Mohd Asri, Syazeven Effatin Azma, et al. “EFFECT OF CHITIN SOURCE AND CONTENT ON PROPERTIES OF CHITIN NANOWHISKERS FILLED POLYLACTIC ACID COMPOSITES”. IIUM Engineering Journal, vol. 21, no. 2, July 2020, pp. 239-55, doi:10.31436/iiumej.v21i2.1469.