1.
Flórez Mesa SM, Arrubla Piedrahita MJ, Hincapié Ocampo AS, Duque Céspedes MJ. Metro de Medellín, background and development. Fragua. 2022;14(27):1-17. Accessed July 14, 2026. https://revistas.udem.edu.co/index.php/fragua/article/view/4379