FAHRUDDIN, A. Effect of Pipe Cutting Gap using CNC toward Surface Hardness. Journal of Energy, Mechanical, Material, and Manufacturing Engineering, [S. l.], v. 3, n. 2, p. 55–60, 2018. DOI: 10.22219/jemmme.v3i2.5877. Disponível em: https://ejournal.umm.ac.id/index.php/JEMMME/article/view/5877. Acesso em: 7 jul. 2024.