DANIAL, K. H.; DEN KA, V. S.; BURHAN, I. 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, [S. l.], v. 1, n. 2, p. 46–52, 2022. Disponível em: https://income-journal.com/index.php/income/article/view/10. Acesso em: 4 nov. 2025.