Heriyanti, Septina Is, Joni Prasetyo, Galuh Wirama Murti, Atti Sholihah, and Arya Bhaskara Adiprabowo. “Scale Up of Biogas Starter Production: Enrichment of Activated Sludge from Biogas for Bio-Hydrogen Production”. Jurnal Ilmiah Teknik Kimia 5, no. 2 (July 29, 2021): 115–123. Accessed December 22, 2024. https://openjournal.unpam.ac.id/index.php/JITK/article/view/11101.