INVESTIGATION OF MICRO-PITS FORMATION ON BILLET SURFACES IN PLANE STRAIN EXTRUSION. Jurnal Teknologi, [S. l.], v. 78, n. 10-2, 2016. DOI: 10.11113/jt.v78.9666. Disponível em: https://journals.utm.my/jurnalteknologi/article/view/9666.. Acesso em: 19 may. 2024.