VERTCRS["POSGAR_1998",
    VDATUM["D_POSGAR_1998"],
    CS[vertical,1],
        AXIS["ellipsoidal height (h)",up,
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Not known."],
        AREA["Argentina - onshore and offshore."],
        BBOX[-58.41,-73.59,-21.78,-52.63]],
    ID["ESRI",115770]]