MUKRAM, M. ANALYSIS OF THE EFFECTIVENESS OF COLLECTION OF ARTICLE 21 INCOME TAX BY IMPLEMENTING THE SELF ASSESSMENT SYSTEM AT KPP PRATAMA MAKASSAR. Jurnal Ekonomi, [S. l.], v. 11, n. 03, p. 1827–1833, 2022. Disponível em: https://ejournal.seaninstitute.or.id/index.php/Ekonomi/article/view/1031. Acesso em: 12 may. 2026.