@article{Restrepo-Abondano_2018, title={Carta del director}, volume={18}, url={https://revistas.usergioarboleda.edu.co/index.php/ccsh/article/view/v18n35cd}, number={35}, journal={Civilizar}, author={Restrepo-Abondano, José Ignacio}, year={2018}, month={dic.}, pages={177–178} }