Purboyo, Prido Dwi, and A’rasy Fahruddin. “Analysis of Anaerobic Digestion Installation Testing for Tofu Liquid Waste Utilization into Biogas With the Addition of Cow Manure Variations”. Indonesian Journal of Microbiology, vol. 1, no. 1, Apr. 2024, p. 12, doi:10.47134/ijm.v1i1.2472.