MUZAKKI, Jamiluddin Ahmad.
 PENGARUH PENAMBAHAN BIOAKTIVATOR EM-4 TERHADAP PRODUKSI BIOGAS DARI LIMBAH CAIR INDUSTRI TAHU.
<strong>CERMIN: Jurnal Penelitian</strong>, [S.l.], v. 5, n. 2, p. 362-372, dec. 2021.
ISSN 2615-3238.
Available at: &lt;<a href="https://unars.ac.id/ojs/index.php/cermin_unars/article/view/1084" target="_new">https://unars.ac.id/ojs/index.php/cermin_unars/article/view/1084</a>&gt;. Date accessed: 07 dec. 2025.
doi: <a href="https://doi.org/10.36841/cermin_unars.v5i2.1084">https://doi.org/10.36841/cermin_unars.v5i2.1084</a>.