@article{ZVMMF_1975_15_1_a2,
     author = {V. V. Vasin and V. P. Tanana},
     title = {The stability of projection methods in the solution of ill-posed problems},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {19--29},
     publisher = {mathdoc},
     volume = {15},
     number = {1},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1975_15_1_a2/}
}