@article{DE_1990_26_12_a12,
     author = {V. S. Pilidi},
     title = {Uniform invertibility of regular approximations of one-dimensional singular integral operators with noncompact perturbations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {2127--2136},
     publisher = {mathdoc},
     volume = {26},
     number = {12},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1990_26_12_a12/}
}