@article{DAN_1964_156_2_a0,
     author = {N. V. Azbelev and Z. B. Tsalyuk},
     title = {On the uniqueness of the solution of an integral equation},
     journal = {Doklady Akademii Nauk},
     pages = {239--242},
     publisher = {mathdoc},
     volume = {156},
     number = {2},
     year = {1964},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1964_156_2_a0/}
}