/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: DavidTuq https://cdn.slidesharecdn.com/profile-photo-DavidTuq-48x48.jpg?cb=1523228843 Ecuatoriano con ganas de hacer algo grande. Ing. Mecánico y servidor público.