Kamaruzzaman, Zetty Ain, and Zaidi Isa. “Analysis of Malaysia Stock Return Using Mixture of Normal Distributions”. International Journal of Sciences: Basic and Applied Research (IJSBAR), vol. 23, no. 1, June 2015, pp. 398-12, https://www.gssrr.org/JournalOfBasicAndApplied/article/view/4235.