Ridara, R. ., Muhammad, M., Setiawan, A. ., Riskina, S. . and Nurjannah, S. (2023) “Characterization of Bioethanol from Tuber of Porang Waste Fermented with Saccharomyces cerevisiae Enzyme: Effect of Fermentation Time and Yeast Ratio”, Jurnal Teknik Kimia dan Lingkungan, 7(2), pp. 48–57. doi: 10.33795/jtkl.v7i2.3199.