TY - RPRT AU - A. Nomura CY - Shinfield Park, Reading DA - 03/1995 LA - eng M1 - 76 M3 - Technical Report PB - ECMWF PP - Shinfield Park, Reading PY - 1995 EP - 25 TI - Global sea-ice concentration data set for use in the ECMWF re-analysis system ER -