20210206234000.0 2581-0588 Jurnal Sisfokom (Online) http://jurnal.atmaluhur.ac.id/index.php/sisfokom 2581-0588 Indonesia 2301-7988 Jurnal Sisfokom. Jurnal Sisfokom (Online) 2581-0588 Jurnal Sisfokom. 2581-0588