@article{MZM_1976_20_5_a14,
     author = {N. A. Sidorov and V. A. Trenogin},
     title = {A~certain approach to the problem of regularization on the basis of the perturbation of linear operators},
     journal = {Matemati\v{c}eskie zametki},
     pages = {747--752},
     year = {1976},
     volume = {20},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1976_20_5_a14/}
}