TY - GEN AU - P. Lönnberg BT - ECMWF Technical Memoranda CY - Shinfield Park, Reading DA - 1980 DO - 10.21957/pe8ajna9 LA - eng M1 - 15 PB - ECMWF PP - Shinfield Park, Reading PY - 1980 EP - 20 T2 - ECMWF Technical Memoranda TI - Modifications to the operational analysis suite UR - https://www.ecmwf.int/node/10874 ER -