Handika, R., and S. Triandaru. “Is the Best Generalized Autoregressive Conditional Heteroskedasticity(p,q) Value-at-Risk Estimate Also the Best in Reality? An Evidence from Australian Interconnected Power Markets”. International Journal of Energy Economics and Policy, vol. 6, no. 4, Oct. 2016, pp. 814-21, https://www.econjournals.com/index.php/ijeep/article/view/3006.