“Analisis Frekuensi Wakaf Uang Pada Mahasiswa Universitas UIN Sumatera Utara”. Journal of Golden Generation Economic 2, no. 2 (June 29, 2026): 231–246. Accessed October 28, 2026. https://mail.lppnusantara.com/index.php/JGGEconomic/article/view/872.