Sigauke, Caston, and Delson Chikobvu. “Estimation of Extreme Inter-Day Changes to Peak Electricity Demand Using Markov Chain Analysis: A Comparative Analysis With Extreme Value Theory”. Journal of Energy in Southern Africa 28, no. 4 (December 23, 2017). Accessed July 22, 2024. https://journals.assaf.org.za/index.php/jesa/article/view/4194.