PRATAMA, Fikri Wahyu; SIRADJ, Eddy Sumarno; RAHMAN, Okky Helja Octora Syahida. Failure analysis on tube arm cylinder hydraulic excavator. Jurnal Pendidikan Teknologi Kejuruan, Padang, Indonesia, v. 5, n. 4, p. 101–104, 2022. DOI: 10.24036/jptk.v5i4.29423. Disponível em: http://jptk.ppj.unp.ac.id/index.php/jptk/article/view/294. Acesso em: 22 oct. 2025.