Danial, Kiki Hardiyanti, Veronika Sari Den Ka, and Imron Burhan. “Effect of Perceived Ease of Use by Users of the Directorate General of Tax Information System (SIDJP) on Employee Performance”. Income Journal: Accounting, Management and Economic Research 1, no. 2 (November 30, 2022): 46–52. Accessed November 4, 2025. https://income-journal.com/index.php/income/article/view/10.