@article{TM_1961_60_a13,
     author = {P. L. Ul'yanov},
     title = {Integrals of {Cauchy} type},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {262--281},
     publisher = {mathdoc},
     volume = {60},
     year = {1961},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_1961_60_a13/}
}