NITYA SANTHIARSA, I Gst. Ngr..
 Influence of Electric Current and Hard Anodizing Process Time of Aluminium toward Hardness and Layer Thickness.
<strong>Jurnal Energi Dan Manufaktur</strong>, [S.l.], nov. 2012.
ISSN 2541-5328.
Available at: &lt;<a href="http://103.29.196.112/index.php/jem/article/view/2306" target="_new">http://103.29.196.112/index.php/jem/article/view/2306</a>&gt;. Date accessed: 18 dec. 2025.