non so se il formato s57 sia lo stesso, cmq gdal/ogr riconosce questo formato https://gis.stackexchange.com/questions/60884/how-to-open-the-electronic-nautical-chart-s-57-data http://www.gdal.org/drv_s57.html s. -- Sent from: http://osgeo-org.1560.x6.nabble.com/QGIS-Italian-User-f5250612.html