@article{DAN_1979_245_2_a6,
     author = {A. S. Leonov},
     title = {On algorithms for an approximate solution of nonlinear ill-posed problems with a perturbed operator},
     journal = {Doklady Akademii Nauk},
     pages = {300--304},
     publisher = {mathdoc},
     volume = {245},
     number = {2},
     year = {1979},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1979_245_2_a6/}
}