@article{TM_1997_214_a13,
     author = {V. S. Rychkov},
     title = {Splitting of {Volterra} integral operators with degenerate kernels},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {267--285},
     publisher = {mathdoc},
     volume = {214},
     year = {1997},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_1997_214_a13/}
}