proj4.defs("EPSG:3003","+proj=tmerc +lat_0=0 +lon_0=9 +k=0.9996 +x_0=1500000 +y_0=0 +ellps=intl +towgs84=-50.2,-50.4,84.8,-0.69,-2.012,0.459,-28.08 +units=m +no_defs +type=crs");