Abdul Rahim, R., H. Janor, M. Z. Yusof, and R. Z. Sapian. “International Equity Market Integration: An Analysis of the Islamic Capital Markets”. The Journal of Muamalat and Islamic Finance Research, vol. 5, no. 1, Jan. 2008, pp. 61-78, https://jmifr.usim.edu.my/index.php/jmifr/article/view/75.