@article{DE_1986_22_5_a11,
     author = {A. V. Bitsadze},
     title = {Singular integral equations of the first kind with {Neumann} kernels},
     journal = {Differencialʹnye uravneni\^a},
     pages = {823--828},
     year = {1986},
     volume = {22},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1986_22_5_a11/}
}