000 002640000a22001210004500
001 10520
090 _a10520
100 _a20190416 frey50
200 _aWMO / WCRP
210 _aGeneva
_cWMO
_d1988-
300 _aEntrada 8774
326 _a
_aIrregular
710 0 2 _aWMO