Utilization of Liquid Waste from Tofu Production Using Anaerobic Methods for Biogas . Gema Lingkung Kesehatan [Internet]. 2023 Aug. 2 [cited 2025 Dec. 10];22(2):95-102. Available from: https://gelinkes.poltekkesdepkes-sby.ac.id/index.php/gelinkes/article/view/185