GEOGCS["GCS_NTF_geographiques_Paris_gr",DATUM["Nouvelle_Triangulation_Francaise_(Paris)",SPHEROID["Clarke_1880_IGN",6378249.2,293.466021293627]],PRIMEM["Paris",2.33722917],UNIT["Grad",0.0157079632679489]],VERTCS["NIVELLEMENT_GENERAL_DE_LA_CORSE_NGC",VDATUM["NIVELLEMENT_GENERAL_DE_LA_CORSE_NGC"],PARAMETER["Vertical_Shift",0.0],PARAMETER["Direction",1.0],UNIT["Meter",1.0]]