URAZÁN BONELLS, Carlos Felipe; VELANDIA DURÁN, Edder Alexander. Foro de movilidad sustentable. Épsilon, [S. l.], v. 1, n. 13, p. 147–153, 2009. Disponível em: https://revistas.lasalle.edu.co/index.php/ep/article/view/4021.. Acesso em: 14 may. 2025.