@article{SJVM_2009_12_4_a5,
     author = {V. V. Penenko},
     title = {Variational methods of data assimilation and inverse problems for studying the atmosphere, ocean, and environment},
     journal = {Sibirskij \v{z}urnal vy\v{c}islitelʹnoj matematiki},
     pages = {421--434},
     publisher = {mathdoc},
     volume = {12},
     number = {4},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SJVM_2009_12_4_a5/}
}