VERT_CS["ETRS89_DREF91_2016",
    VERT_DATUM["ETRS89_DREF91_Realization_2016",2002,
        AUTHORITY["ESRI","from_geogdatum_EPSG_1353"]],
    UNIT["metre",1,
        AUTHORITY["EPSG","9001"]],
    AXIS["Ellipsoidal height",UP],
    AUTHORITY["ESRI","115923"]]