@base . a ; "2579-7069" ; . a , ; "IJIIS: International Journal of Informatics and Information Systems (Online)" . a , , ; , , ; "IJIIS: International Journal of Informatics and Information Systems" ; ; ; "2579-7069" ; ; "2579-7069" ; ; "2579-7069" ; "IJIIS: International Journal of Informatics and Information Systems" , "IJIIS: International Journal of Informatics and Information Systems (Online)" ; ; "http://ijiis.org/" . a ; ; "20210206222200.0"^^ ; ; . . a ; . "Indonesia" . a . a ; "2579-7069" ; .