BatubaraAsraaf Efendi, Marliyah Marliyah, and Khairina Tambunan. “Pengaruh Utang Luar Negeri, Al-Sharf, Dan Ekspor Terhadap Cadangan Devisa Negara Indonesia”. Reslaj : Religion Education Social Laa Roiba Journal 6, no. 1 (July 31, 2023): 530-541. Accessed April 4, 2025. https://journal.laaroiba.com/index.php/reslaj/article/view/4565.