PANJAITAN, Muhammad Adriansyah; RIALDY, Novien. Analysis of Calculation, Deduction and Reporting of Income Tax PPh 21 on Salary of Non-Permanent Employees . Indonesian Journal of Innovation Multidisipliner Research, [S. l.], v. 3, n. 1, p. 487–493, 2025. DOI: 10.69693/ijim.v3i1.340. Disponível em: https://multidisipliner.org/ijim/article/view/340. Acesso em: 10 oct. 2026.