Hessling-Herrera, Franco-David. “How to Measure, Compare and Evaluate Electricity Billing Policies: Towards an Indicator of Tariff Fairness and Reasonableness”. Sociedad y Economía, no. 55 (August 31, 2025). Accessed September 10, 2025. https://sociedadyeconomia.univalle.edu.co/index.php/sociedad_y_economia/article/view/14658.