TY - GEN
AU - Mike Fisher
AU - Erik Andersson
BT - ECMWF Technical Memoranda
CY - Shinfield Park, Reading
DA - 09/2001
DO - 10.21957/5ghofnp6c
LA - eng
M1 - 347
PB - ECMWF
PP - Shinfield Park, Reading
PY - 2001
EP - 36
T2 - ECMWF Technical Memoranda
TI - Developments in 4D-Var and Kalman Filtering
UR - https://www.ecmwf.int/node/9409
ER -