Widhyahrini, K., and E. Hidayat. “Analysis and Characterization of Bioethanol from Banana (Musa Acuminata Balbisiana) Peel Pulp by Yeast Enzymatic Production”. Jurnal Kartika Kimia, Vol. 2, no. 2, Nov. 2019, pp. 74-77, doi:10.26874/jkk.v2i2.32.