Moreno-Chuquén, Ricardo, Mario Alberto Ríos-Mesías, Gustavo Andrés Ramos-López, and Eduardo Quintero-Restrepo. “Electric Feed Systems for Subway-Like Massive Public Transportation Systems”. Ingenieria y Universidad 13, no. 2 (October 27, 2009). Accessed April 26, 2024. https://revistas.javeriana.edu.co/index.php/iyu/article/view/965.