“PENGARUH VISKOSITAS MEDIA CELUP TERHADAP KEKERASAN DAN STRUKTUR MIKRO MARTENSITIC WHITE CAST IRON ASTM A532 ”. Jurnal Teknik Mesin 1, no. 1 (Oktober 31, 2011): 41–45. Diakses Agustus 21, 2025. https://jtm.itp.ac.id/index.php/jtm/article/view/385.