PUTRI, Indesta Aulia Hendra.
 Efktivitas Pengolahan Limbah Cair Penyamakan Kulit Terhadap Kadar BOD, COD, DO, pH, Sulfida, dan Krom dengan Metode Deep Aeration.
<strong>Journal of Agricultural and Biosystem Engineering Research</strong>, [S.l.], v. 1, n. 1, p. 35-45, aug. 2020.
ISSN 2776-821X.
Tersedia pada: &lt;<a href="https://jos.unsoed.ac.id/index.php/jaber/article/view/3127" target="_new">https://jos.unsoed.ac.id/index.php/jaber/article/view/3127</a>&gt;. Tanggal Akses: 01 dec. 2025