Sutaryo, S. et al. 2024. OPTIMIZATION OF METHANE PRODUCTION FROM MIXED SUBSTRATES OF COW FAECES AND CARICA SEEDS USING RESPOND SURFACE METHODOLOGY . Jurnal Bioteknologi & Biosains Indonesia (JBBI). 11, 1 (Sep. 2024), 61–73. DOI:https://doi.org/10.55981/jbbi.2024.5554.