Badri, Muftil, Dodi Sofyan Arief, Erik Sitio Johanes, & Ridho Zarli Rahmat. " Fracture Surface of OPEFB Fiber Reinforced Polymer Composites-Polymeric Foam Sandwich Panels under Static Loading Conditions." Journal of Ocean, Mechanical and Aerospace -science and engineering- [Online], 48.1 (2017): 10-16. Web. 19 Aug. 2024