000 003260000a22001450004500
001 10449
090 _a10449
100 _a20190416 frey50
102 1 _aDK
200 _aMagnetic results
207 1 _a1996
207 _a9999
210 1 _aKobenhavn
_cDanish Meteorological Institute
300 _aEntrada nº 845
326 _a
_aA