Sesay, Alhassan, Suhartono Suhartono, and Dedy Dwi Prastyo. “Forecasting Exchange Rate Across Countries With Gold Price As Exogenous Variable Using Transfer Function and VARI-X Model”. MATEMATIKA 36, no. 3 (December 1, 2020): 181–196. Accessed April 26, 2024. https://matematika.utm.my/index.php/matematika/article/view/1211.