@article{DE_2000_36_9_a7,
     author = {I. V. Boykov and N. Yu. Kudryashova},
     title = {Approximate methods for singular integral equations in exceptional cases},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1230--1237},
     publisher = {mathdoc},
     volume = {36},
     number = {9},
     year = {2000},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2000_36_9_a7/}
}