PUTRI, Indesta Aulia Hendra.
 Efktivitas Pengolahan Limbah Cair Penyamakan Kulit Terhadap Kadar BOD, COD, DO, pH, Sulfida, dan Krom dengan Metode Deep Aeration.
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Available at: &lt;<a href="http://jos.unsoed.ac.id/index.php/jaber/article/view/3127" target="_new">http://jos.unsoed.ac.id/index.php/jaber/article/view/3127</a>&gt;. Date accessed: 25 apr. 2024.