<div dir="ltr"><div> Els materials educatius d'ESRI en CC-BY-SA <a href="http://blogs.esri.com/esri/gisedcom/2012/08/23/esri-education-industry-team-joins-open-educational-resources-movement/">http://blogs.esri.com/esri/gisedcom/2012/08/23/esri-education-industry-team-joins-open-educational-resources-movement/</a><br>
<br></div>Raf<br></div>