Hendriantika, Ratu Dewi, et al. “Utilization of Cassava Peel Waste (Manihot Esculenta) As Substrate in the Production of Cellulase Enzymes by Aspergillus Niger”. Bioeksperimen: Jurnal Penelitian Biologi, vol. 12, no. 1, Mar. 2026, pp. 157-65, doi:10.23917/bioeksperimen.v12i1.10369.