E. Alfiya and M. Heykal, “Analisa Pengendalian Internal Terhadap Pembiayaan Mudharabah Studi Kasus Pembiayaan Mudharabah Bank Syariah Mandiri Cabang Kebon Jeruk”, Binus Business Review, vol. 5, no. 1, pp. 194–209, May 2014.