Uns quants tutorials sobre percepció remota i GIS <a href="http://www.coloradoview.org/DH.php?WC=/WS/ColoradoView/Training.html&WebSiteID=15">http://www.coloradoview.org/DH.php?WC=/WS/ColoradoView/Training.html&WebSiteID=15</a><br>
<br>Raf<br>