VERTCRS["SREF98",
    VDATUM["D_Serbian_Reference_Network_1998"],
    CS[vertical,1],
        AXIS["ellipsoidal height (h)",up,
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Not known."],
        AREA["Serbia including Vojvodina."],
        BBOX[42.23,18.81,46.19,23.01]],
    ID["ESRI",115795]]