Analysis of the Effect of Feed Rate, Spindle Speed and Coolant on Surface the Roughness of ST 37 Steel in the Turning Process. Jurnal Vokasi Mekanika, [S. l.], v. 8, n. 2, p. 77–85, 2026. DOI: 10.24036/epr1f741. Disponível em: http://vomek.ppj.unp.ac.id/index.php/vomek/article/view/944. Acesso em: 22 jul. 2026.