Emi Nor Ain Mohammad, Nurul, Aidah Jumahat, and Anthony Arthur. “Effect of Silica Nanoparticles on Quasi-Static Indentation and Impact Properties of Glass Fibre Reinforced Epoxy Polymer Composites”. International Journal of Engineering & Technology 7, no. 4.18 (November 27, 2018): 51–54. Accessed May 6, 2024. https://sciencepubco.com/index.php/ijet/article/view/21821.