Tomisa, M. E. (2014). Mampukah Akad Syariah Menghindarkan Persoalan Riba. IQTISHADUNA: Jurnal Ilmiah Ekonomi Kita, 3(2), 850- 872. Retrieved from https://ejournal.isnjbengkalis.ac.id/index.php/iqtishaduna/article/view/56