@article{DE_1999_35_9_a11,
     author = {A. Pedas},
     title = {Piecewise-polynomial approximation of the solution of weakly singular integral equations with discontinuous coefficients},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1253--1261},
     publisher = {mathdoc},
     volume = {35},
     number = {9},
     year = {1999},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1999_35_9_a11/}
}