TY - GEN AU - Florence Rabier AU - P. Courtier BT - ECMWF Technical Memoranda CY - Shinfield Park, Reading DA - 12/1991 DO - 10.21957/7xcrwagxj LA - eng M1 - 183 PB - ECMWF PP - Shinfield Park, Reading PY - 1991 EP - 35 T2 - ECMWF Technical Memoranda TI - Four-dimensional assimilation in the presence of baroclinic instability UR - https://www.ecmwf.int/node/11787 ER -