Tahar, Afrizal, and Arnain Kartika Rachman. “Pengaruh Faktor Internal Dan Faktor Eksternal Terhadap Kepatuhan Wajib Pajak”. Journal of Accounting and Investment 15, no. 1 (March 30, 2016): 56–67. Accessed April 30, 2025. https://journal.umy.ac.id/index.php/ai/article/view/1316.