E. C. Muliawati, N. Larasati, N. Q. Khotimah, and A. . Permadi, “Effect of Cellulose-to-Starch Ratio and Sorbitol Concentration on the Mechanical, Physical, and Biodegradation Properties of OPEFB-Based Bioplastics”, CJTK, vol. 13, no. 2, pp. 104–113, Sep. 2026.