Toughness and Fracture Surface of Frame of Drone Based on Composite from Waste Materials. Jurnal Teknik Mesin, [S. l.], v. 9, n. 2, p. 52–58, 2019. DOI: 10.21063/jtm.2019.v9.i2.52-58. Disponível em: https://jtm.itp.ac.id/index.php/jtm/article/view/533. Acesso em: 8 sep. 2025.