L. Sulistyowati, N. Pangaribuan, O. Idrus, and A. Rachman, “Utilization of cassava peel waste as an organic fertilizer to build a sustainable cassava production center”, JPSL, vol. 13, no. 4, pp. 528–537, Dec. 2023, doi: 10.29244/jpsl.13.4.528-537.