Nur Syafiqa Amirah Izam, Nadirul Hasraf, and Syahir Hamzah. “Physical, Thermal and Morphology Properties Af Polyvinyl Alcohol-Based Composite Enhanced With Collagen and Bromelain for Cartilage Application ”. Progress in Engineering Application and Technology 4, no. 1 (May 25, 2023): 60–73. Accessed August 15, 2026. https://periodical.uthm.edu.my/index.php/peat/article/view/10269.