Renuka, P. H., and A. R. Shashikala. “Role of Different Fermentation Methods in the Enhancement of Bioethanol Production – a Review”. Journal of Mines, Metals and Fuels 69, no. 12A (April 28, 2022): 106–112. Accessed May 19, 2024. https://www.informaticsjournals.com/index.php/jmmf/article/view/30137.