@article{TM_1983_161_a11,
     author = {V. D. Stepanov},
     title = {Characteristic properties of convolution integral operators},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {217--226},
     publisher = {mathdoc},
     volume = {161},
     year = {1983},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_1983_161_a11/}
}