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@article{DAN_1964_159_4_a7, author = {G. \`E. Kisilevskii}, title = {On the order of the characteristic matrix functions of dissipative {Volterra} operators}, journal = {Doklady Akademii Nauk}, pages = {730--733}, publisher = {mathdoc}, volume = {159}, number = {4}, year = {1964}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1964_159_4_a7/} }
G. È. Kisilevskii. On the order of the characteristic matrix functions of dissipative Volterra operators. Doklady Akademii Nauk, Tome 159 (1964) no. 4, pp. 730-733. http://geodesic.mathdoc.fr/item/DAN_1964_159_4_a7/