URL dokumen:
https://prisma.simaster.ugm.ac.id/karya_files/effect-of-natural-silk-fibers-and-synthetic-fiber-reinforced-composites-on-the-cytotoxicity-of-fibroblast-cell-lines-dcfcd07e645d245babe887e5e2daa016/42fd5d71-457b-11ef-ae9c-e4434b0aa6de