Isranuri, I.; Adan Silalahi, J.; Wirjosentono, B.; ., W. Development of Drum Brake Pad Material Motorcycle Based Composite Hazelnut Shells, Aluminum and Pineapple Leaf Fibers With Polyurethane Matrix. IJET 2019, 8 (1.1), 6-12. https://doi.org/10.14419/ijet.v8i1.1.24774.