@article{IVM_2006_3_a3,
     author = {G. V. Kovaleva and N. Ya. Tikhonenko},
     title = {Extension of the domain of singular integral operators with a degenerate symbol},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {31--35},
     publisher = {mathdoc},
     number = {3},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2006_3_a3/}
}