TY - JOUR AU - V. V. Penenko TI - Variational methods of data assimilation and inverse problems for studying the atmosphere, ocean, and environment JO - Sibirskij žurnal vyčislitelʹnoj matematiki PY - 2009 SP - 421 EP - 434 VL - 12 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SJVM_2009_12_4_a5/ LA - ru ID - SJVM_2009_12_4_a5 ER -