NASUTION, Minasari. Penerapan Aplikasi e-SPT Pajak Penghasilan Pasal 21 Dalam Perhitungan Wajib Pajak Pribadi Pada Politeknik Unggul LP3M Medan. Innovative: Journal Of Social Science Research, [S. l.], v. 4, n. 3, p. 1396–1402, 2024. DOI: 10.31004/innovative.v4i3.10399. Disponível em: https://j-innovative.org/index.php/Innovative/article/view/10399. Acesso em: 7 jun. 2026.