MECHANICAL AND PHYSICAL PROPERTIES OF BIO-NANOCOMPOSITE FILMS BASED ON CHICKEN SKIN GELATIN WITH DIFFERENT CONCENTRATION OF CHITOSAN NANOPARTICLES. UMT JUR [Internet]. 2020 Jul. 31 [cited 2026 Oct. 4];2(3):1-14. Available from: https://journal.umt.edu.my/umtjur/article/view/156