Hydrolysis of Cellulose from Oil Palm Empty Fruit Bunch using Aspergillus nigerSri Sugiwati, Suaidah Suaidah, Eka Triwahyuni, Muryanto Muryanto, Yosie Andriani and Haznan AbimanyuE3S Web Conf., 226 (2021) 00042DOI: https://doi.org/10.1051/e3sconf/202122600042