NAPITUPULU, Richard A. M.; 						LUMBANTOBING, Surianto; 						MANURUNG, Charles SP.
 Proses Pack Carburizing Baja Karbon Dengan Arang Kayu dan Arang Tulang Sapi.
<strong>Jurnal Mettek: Jurnal Ilmiah Nasional dalam Bidang Ilmu Teknik Mesin</strong>, [S.l.], v. 9, n. 1, p. 15-25, may 2023.
ISSN 2502-3829.
Available at: &lt;<a href="https://ojs.unud.ac.id/index.php/mettek/article/view/93648" target="_new">https://ojs.unud.ac.id/index.php/mettek/article/view/93648</a>&gt;. Date accessed: 19 may 2024.
doi: <a href="https://doi.org/10.24843/METTEK.2023.v09.i01.p02">https://doi.org/10.24843/METTEK.2023.v09.i01.p02</a>.