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@article{TRSPY_1990_188_a6, author = {A. V. Sobolev and D. R. Yafaev}, title = {Spectral properties of an abstract scattering matrix}, journal = {Informatics and Automation}, pages = {125--149}, publisher = {mathdoc}, volume = {188}, year = {1990}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TRSPY_1990_188_a6/} }
A. V. Sobolev; D. R. Yafaev. Spectral properties of an abstract scattering matrix. Informatics and Automation, Boundary value problems of mathematical physics. Part 14, Tome 188 (1990), pp. 125-149. http://geodesic.mathdoc.fr/item/TRSPY_1990_188_a6/