Castañeda Heredia, L., Restrepo Ochoa, J. L., Zuluaga Giraldo, C. P., Builes Moreno, E., & Rueda Muñoz, E. (2012). Implementation of a program for free vibration analysis axes, through finite element, for the system Vibrafin. Revista Universidad EAFIT, 39(129), 51-62. https://publicaciones.eafit.edu.co/index.php/revista-universidad-eafit/article/view/922