@article{MZM_1982_31_4_a7,
     author = {A. A. Babaev and V. V. Salaev},
     title = {Boundary-value problems and singular equations on a rectifiable contour},
     journal = {Matemati\v{c}eskie zametki},
     pages = {571--580},
     publisher = {mathdoc},
     volume = {31},
     number = {4},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1982_31_4_a7/}
}