PRODUCTION OF BIOPLASTIC BASED ON PLANTAIN PEEL STARCH AND CHITOSAN WITH SORBITOL PLASTICIZER. einstein e-j. [Internet]. 2026 Feb. 23 [cited 2026 Apr. 22];14(1):1-7. Available from: https://jurnal.unimed.ac.id/2012/index.php/einsten/article/view/70111