/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: AlvaroArteagaEcheverra https://cdn.slidesharecdn.com/profile-photo-AlvaroArteagaEcheverra-48x48.jpg?cb=1523039954 Ingeniero Civil Indurstrial y Contador Auditor. Dos en uno y de la UBB "Walking towards the Master"