Lau, Wee-Yeap, and Tien-Ming Yip. “INFORMATION FLOW BETWEEN THE US DOLLAR-RUPIAH EXCHANGE RATES”. Buletin Ekonomi Moneter dan Perbankan 23, no. 3 (October 31, 2020): 441 - 464. Accessed January 28, 2022. https://bmeb-bi.org/index.php/BEMP/article/view/918.