@article{Betancourt Uscátegui_2008, title={Nota del Director}, volume={8}, url={https://revistas.udistrital.edu.co/index.php/reving/article/view/2844}, DOI={10.14483/23448393.2844}, abstractNote={ }, number={1}, journal={Ingeniería}, author={Betancourt Uscátegui, Álvaro}, year={2008}, month={Nov.}, pages={2} }