TY - CPAPER AU - J. Ashcroft AU - C.D. Hall BT - Second Workshop on Meteorological Operational Systems, 4-8 December 1989 CY - Shinfield Park, Reading DA - 1989 LA - eng PB - ECMWF PP - Shinfield Park, Reading PY - 1989 SP - 91 EP - 103 T2 - Second Workshop on Meteorological Operational Systems, 4-8 December 1989 TI - Monitoring the quality of marine surface observations at Bracknell ER -