TY - GEN
AU - F. Bouttier
BT - ECMWF Technical Memoranda
CY - Shinfield Park, Reading
DA - 09/2001
DO - 10.21957/1whgd5xrr
LA - eng
M1 - 348
PB - ECMWF
PP - Shinfield Park, Reading
PY - 2001
EP - 21
T2 - ECMWF Technical Memoranda
TI - The development of 12-hourly 4D-Var. With annexes supplied by M. Miller, M. Hortal and L. Isaksen.
UR - https://www.ecmwf.int/node/8344
ER -