@article{{GIIUNAM}{}, author = {Editorial, E.}, title = { Roberto Meli Piralla}, journal = {Gaceta Instituto de Ingeniería, UNAM}, volume = {1}, number = {16}, year = {2016}, url = {http://gacetaii.iingen.unam.mx/GacetaII/index.php/gii/article/view/231} }