Miah, Mamun, and Azizur Rahman. “Modelling Volatility of Daily Stock Returns: Is GARCH(1,1) Enough?”. American Scientific Research Journal for Engineering, Technology, and Sciences, vol. 18, no. 1, Mar. 2016, pp. 29-39, https://www.asrjetsjournal.org/American_Scientific_Journal/article/view/1458.