Hidayah, T. 2018. The Effect of Saccharomyces cerevisiae Inoculum Concentration On Bioetanol Production From Cocoa Peel (Theobroma cacao L). SainsTech Innovation Journal. 1, 1 (Sep. 2018), 6–15. DOI:https://doi.org/10.37824/sij.v1i1.2018.18.