Hery Setyo Nuryantoro P, Wahdiat IS, Firasati A. Functionality, Reliability, and Effectiveness of Information Technology Services in Supporting VAT Administration. JISTR [Internet]. 2025 Sep. 30 [cited 2025 Oct. 4];4(3):187-201. Available from: https://journal.aira.or.id/index.php/jistr/article/view/1311