Habibullah, Muzafar Shah, Badariah H. Din, M. Yusof-Saari, and A. H. Baharom. “Shadow Economy and Financial Sector Development in Malaysia”. International Journal of Economics and Financial Issues 6, no. 7S (November 20, 2016): 181–185. Accessed December 22, 2024. https://mail.econjournals.com/index.php/ijefi/article/view/3604.