HERY SETYO NURYANTORO, Petrus; WAHDIAT, Irwan Sutirman; FIRASATI, Aoliyah. Functionality, Reliability, and Effectiveness of Information Technology Services in Supporting VAT Administration. Journal of Information Systems and Technology Research, [S. l.], v. 4, n. 3, p. 187–201, 2025. DOI: 10.55537/jistr.v4i3.1311. Disponível em: https://journal.aira.or.id/index.php/jistr/article/view/1311. Acesso em: 4 oct. 2025.