COMPD_CS["NTF geographiques Paris (gr) et NIVELLEMENT GENERAL DE LA CORSE (NGC)",GEOGCS["NTF geographiques Paris (gr)",DATUM["Nouvelle_Triangulation_Francaise_Paris",SPHEROID["Clarke 1880 (IGN)",6378249.2,293.466021293627,AUTHORITY["EPSG","7011"]],AUTHORITY["EPSG","6807"]],PRIMEM["Paris",2.33722917,AUTHORITY["EPSG","8903"]],UNIT["grad",0.0157079632679489,AUTHORITY["EPSG","9105"]],AUTHORITY["IGNF","NTFPGRAD"]],VERT_CS["NIVELLEMENT GENERAL DE LA CORSE (NGC)",VERT_DATUM["NIVELLEMENT GENERAL DE LA CORSE (NGC)",2005,AUTHORITY["IGNF","REA010"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["IGNF","NGC48"]],AUTHORITY["IGNF","NTFPGRAD.NGC48"]]