Bimo, Widhi Ariyo, et al. “Sistem Perhitungan Gadai Emas PT.BPRS Amanah Ummah”. Moneter : Jurnal Keuangan Dan Perbankan, vol. 10, no. 2, Oct. 2022, pp. 31-34, doi:10.32832/moneter.v10i2.8504.