?url_ver=Z39.88-2004&rft_id=10.1109%2FICCUBEA54992.2022.10010829&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aulast=Thahir&rft.au=Thahir%2C+R.&rft.aufirst=R.&rft.date=2022&rft.title=Prototype+of+Covid+Tracer+Management+Application&rft.isbn=9781665484510&rft.genre=proceeding