@article{ZVMMF_1997_37_3_a2,
     author = {A. V. Kryazhimskiǐ and V. I. Maksimov and Yu. S. Osipov},
     title = {Reconstruction of extremal perturbations in parabolic equations},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {291--301},
     publisher = {mathdoc},
     volume = {37},
     number = {3},
     year = {1997},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1997_37_3_a2/}
}