Effectiveness of Powder and Solid Ragi (Starter) from Dago (Bandung, West Java, Indonesia) Traditional Market on Production of Bioethanol from Rice Straw Hydrolyzate - Wanda Ediviani; Department of Biology, Faculty of Mathematics and Natural Sciences, Universitas Indonesia, Depok 16424, Indonesia (Directorate of Research and Community Engagement, Universitas Indonesia, 2014)