URL dokumen:
https://prisma.simaster.ugm.ac.id/karya_files/the-feasibility-of-sars-cov-2-surveillance-using-wastewater-and-environmental-sampling-in-indonesia-dcfcd07e645d245babe887e5e2daa016/9ca3d68d-9bbb-11ed-a7a2-e4434b0aade8