“Pengaruh Waktu Post-Treatment Terhadap Sifat Permukaan Lapisan Nitridasi”. JTT (Jurnal Teknologi Terpadu) 6, no. 1 (April 16, 2018): 73–76. Accessed August 1, 2026. http://jurnal.poltekba.ac.id/index.php/jtt/article/view/442.