La recepta per fer un mapa d'edificis com el d'Amsterdam http://www.wired.com/wiredscience/2013/10/how-to-map-building-ages-in-your-home-town/ Raf -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osgeo.org/pipermail/barcelona/attachments/20131007/b26832d4/attachment.html>