Puspita, Ika, Fredy Kurniawan, Agus Muhamad Hatta, and Sekartedjo Koentjoro. 2021. “-ent lastic ptical iber for ard dulteration ensor in dible il”. alal esearch ournal 1 (1):1-7. https://doi.org/10.12962/j22759970.v1i1.6.