TY - CPAPER AU - X-Y. Huang BT - Workshop on non-linear aspects of data assimilation, 9-11 September 1996 CY - Shinfield Park, Reading DA - 1996 LA - eng PB - ECMWF PP - Shinfield Park, Reading PY - 1996 SP - 447 EP - 468 T2 - Workshop on non-linear aspects of data assimilation, 9-11 September 1996 TI - A poorman's 4DVAR: the use of the adjoint model in an intermittent data assimilation system ER -