Khafidin, Khafidin, and Sulardjaka Sulardjaka. “Mechanical Properties of Liquid and Solid Repaired on Damaged Model of Glass Fiber-Reinforced Polymer Composites”. American Scientific Research Journal for Engineering, Technology, and Sciences 60, no. 1 (October 12, 2019): 52–59. Accessed September 12, 2025. https://www.asrjetsjournal.org/American_Scientific_Journal/article/view/5091.