Ody Gunawan et al. 2023. PENGARUH TEMPERATUR CAMPURAN LIMBAH CAIR TAHU LIMBAH ROTI DAN FESES SAPI TERHADAP HASIL BIOGAS. Lingkar: Journal of Environmental Engineering. 3, 2 (Jan. 2023), 26–43. DOI:https://doi.org/10.22373/ljee.v3i2.2310.