@article{MZM_2003_74_4_a14,
     author = {V. E. Fedorov and O. A. Ruzakova},
     title = {Controllability in {Dimensions} {One} and {Two} of {Sobolev-Type} {Equations} in {Banach} {Spaces}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {618--628},
     publisher = {mathdoc},
     volume = {74},
     number = {4},
     year = {2003},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2003_74_4_a14/}
}