@article{ZVMMF_1977_17_2_a0,
     author = {V. P. Tanana},
     title = {On optimal methods for solving illposed problems with an approximately specified operator and error estimates for the methods},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {291--297},
     publisher = {mathdoc},
     volume = {17},
     number = {2},
     year = {1977},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1977_17_2_a0/}
}