000 005410000a22001810004500
001 8630
090 _a8630
100 _a20020206 2002 m||y0pory5003 ba
102 _aUK
200 _aUse of potential vorticity as a control variable within a 4D variational data assimilation system
_fM.J.P.Cullen
210 _aReading
_cECMWF
_d2002
215 _a22 p. ;~d29 cm;
225 2 _aECMWF/Technical Memorandum
_v358
317 _aOrigem: IM
500 1 0 _aECMWF/Technical Memorandum
_h358
606 _aPREVISAO NUMERICA
_zIM
675 _a
700 1 _aCullen
_bM.J.