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			SIMANJUNTAK, Andreas Ronaldo et al.
 Inhibitor Alami Ekstrak Kulit Buah Naga Pada Material Baja Api 5l Setelah Perlakuan Panas.
<strong>Teknik Desain Mekanika</strong>, [S.l.], v. 9, n. 4, oct. 2020.
ISSN 2302-5182.
Tersedia pada: &lt;<a href="https://ojs.unud.ac.id/index.php/mekanika/article/view/72924" target="_new">https://ojs.unud.ac.id/index.php/mekanika/article/view/72924</a>&gt;. Tanggal Akses: 30 aug. 2026