Coffee Pulp Activated Carbon for Immobilizing Cellulase from Aspergillus niger ICP2: Enhancing Enzyme Stability, Activity, and Its ReusabilityRudju Winarsa, Nadhea Ayu Sukma, Dina Afriyanti, Farah Salma Elida, Ramdhan Putrasetya, Azizah, Purwatiningsih, Siswoyo and Kahar MuzakharBIO Web Conf., 101 (2024) 01002DOI: https://doi.org/10.1051/bioconf/202410101002