AMALIA, Resmi.
 Lessons Learnt From Communal Waste Water Treatment Plant (WWTP) At Kampung Polehan, Malang City.
<strong>Proceedings of the International Conference on Green Technology</strong>, [S.l.], v. 9, n. 1, p. 39-41, jan. 2019.
ISSN 2580-7099.
Available at: &lt;<a href="https://urj.uin-malang.ac.id/index.php/ICGT/article/view/851" target="_new">https://urj.uin-malang.ac.id/index.php/ICGT/article/view/851</a>&gt;. Date accessed: 25 july 2026.
doi: <a href="https://doi.org/10.18860/icgt.v9i1.851">https://doi.org/10.18860/icgt.v9i1.851</a>.