Pertiwi, Diana, AND 		Widyaningrum, Trianik.
" The Effect of Crude Enzyme Ratio Aspergillus niger and Trichoderma reesei Against Sugar and Bioethanol Content of Fermented Jackfruit Skin (Artocarpus heterophyllus Lamk.)" <em>Metamorfosa: Journal of Biological Sciences</em> [Online], Volume 9 Number 2 (29 October 2022)