@article{VMJ_2019_21_1_a0,
     author = {A. V. Abramyan and V. S. Pilidi},
     title = {Criterion of uniform invertibility of regular approximations of one-dimensional singular integral operators on a {piecewise-Lyapunov} contour},
     journal = {Vladikavkazskij matemati\v{c}eskij \v{z}urnal},
     pages = {5--15},
     publisher = {mathdoc},
     volume = {21},
     number = {1},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMJ_2019_21_1_a0/}
}