RAMBU ATANDAWU, Novita; 						WIDIHATI, Ida Ayu Gede; 						SUARSA, I Wayan.
 ADSORPSI KATION Pb(II) DAN Cr(III) OLEH BATU PADAS JENIS LADGESTONE TERAKTIVASI H2SO4 DAN NaOH.
<strong>Jurnal Kimia (Journal of Chemistry)</strong>, [S.l.], july 2013.
ISSN 2599-2740.
Available at: &lt;<a href="http://ojs.unud.ac.id/index.php/jchem/article/view/8234" target="_new">http://ojs.unud.ac.id/index.php/jchem/article/view/8234</a>&gt;. Date accessed: 13 aug. 2025.
doi: <a href="https://doi.org/10.24843/JCHEM.2013.v07.i02.p12">https://doi.org/10.24843/JCHEM.2013.v07.i02.p12</a>.