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"]]