TY - CPAPER AU - B. Lacroix BT - Workshop on Diagnosis of Data Assimilation Systems, 2 - 4 November 1998 CY - Shinfield Park, Reading DA - 1999 LA - eng PB - ECMWF PP - Shinfield Park, Reading PY - 1999 SP - 117 EP - 120 T2 - Workshop on Diagnosis of Data Assimilation Systems, 2 - 4 November 1998 TI - The use of monitoring statistics to produce blacklist and control the ARPEGE assimilation cycle ER -