URL dokumen:
https://prisma.simaster.ugm.ac.id/karya_files/potential-of-10--propolis-based-toothpaste-on-the-inhibition-of-biofilm-forming-bacteria-growth-in-vitro-dcfcd07e645d245babe887e5e2daa016/5f49d722-d095-11ee-b432-e4434b0aade8