Judijanto, Loso. “Development and Integration of Core Tax Administration System (CTAS) for Modernization of National Tax System”. Ijebar: Indonesian Journal of Economics, Business, and Accounting Research 1, no. 2 (September 23, 2023): 01–10. Accessed January 28, 2026. https://edujavare.com/index.php/Ijebar/article/view/708.