ZULKARNAIN, Akbar; SAEFULLAH, Dehar Bagas; PRATIWI, Damar Isti; PERWIRA, Dimas Adi; DWIPAYANA, Arif Devi; ARIFIN, Triana Sharly Permaisuri. Feasibility study of engine oil concerning the kinematic viscosity, water contamination, and dissolved solids pollutants on locomotive CC 206. Jurnal Pendidikan Teknologi dan Kejuruan, [S. l.], v. 31, n. 1, p. 15–28, 2025. DOI: 10.21831/jptk.v31i1.81436. Disponível em: https://journal.uny.ac.id/index.php/jptk/article/view/81436. Acesso em: 28 aug. 2025.