JARRETT, J. E., A. F. KLEIN, and E. . KYPER. “Association Between Asian Equity Markets and Western Markets: Evidence from the Indexes of Equity Markets”. Asian Journal of Empirical Research, vol. 3, no. 8, Aug. 2013, pp. 972-89, https://archive.aessweb.com/index.php/5004/article/view/3571.