Jasman, J. and Sarifudin, K. (2024) “Bioethanol Production from Presto Pretreatment of Sorghum Stem by Simultaneous Saccharification and Cofermentation Technique and Purification Using Ende Natural Zeolites”, Jurnal Beta Kimia, 4(1), pp. 58-67. doi: 10.35508/jbk.v4i1.15473.