Purnama, M., 		Yulianto, I., & 		Sampoerna, R.
(2025).
 Geometric Brownian Motion on the Prediction of Foreign Exchange Rate: A Study on Indonesian Rupiah Rate.
<em>Jurnal Matematika, 15</em>(1), 13-22.
doi:10.24843/JMAT.2025.v15.i01.p182