The effect of cutting speed on the roughness level of low carbon steel cutting results using the trulaser 3030 machine. JMEL : Journal of Mechanical Engineering Learning, [S. l.], v. 13, n. 1, p. 12–16, 2024. DOI: 10.15294/jmel.v13.i1.5503. Disponível em: https://journal.unnes.ac.id/journals/jmel/article/view/5503.. Acesso em: 27 dec. 2024.