Kurniawan, Fero, Azolla Degita Azis, and Denia Maulani. “Analysis Of The Calculation Of Income Tax Article 21”. Jurnal HARMONI: Jurnal Akuntansi dan Keuangan 2, no. 2 (December 21, 2023): 119–123. Accessed May 9, 2024. https://ejournal.uika-bogor.ac.id/index.php/JHARMONI/article/view/15815.