Widodo, N.
(2020).
 Front Matter Prosiding Semnas Himakim 2020.
<em>PROSIDING SEMINAR NASIONAL KIMIA, </em>.
Retrieved from <a href="http://jurnal.kimia.fmipa.unmul.ac.id/index.php/prosiding/article/view/960" target="_new">http://jurnal.kimia.fmipa.unmul.ac.id/index.php/prosiding/article/view/960</a>