Elamin, Niematallah, and Mototsugu Fukushige. “Quantile Regression Model for Peak Load Demand Forecasting With Approximation by Triangular Distribution to Avoid Blackouts”. International Journal of Energy Economics and Policy, vol. 8, no. 5, Sept. 2018, pp. 119-24, https://econjournals.com./index.php/ijeep/article/view/6742.