/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: selgarrekinbidart https://cdn.slidesharecdn.com/profile-photo-selgarrekinbidart-48x48.jpg?cb=1523551565 "Le savoir est la seule matière qui s'accroit quand on la partage" Socrate