Voir la notice de l'article provenant de la source Math-Net.Ru
@article{TM_1980_147_a12, author = {D. R. Yafaev}, title = {A~trace formula in {Friedrichs'} multichannel model}, journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova}, pages = {194--201}, publisher = {mathdoc}, volume = {147}, year = {1980}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TM_1980_147_a12/} }
D. R. Yafaev. A~trace formula in Friedrichs' multichannel model. Trudy Matematicheskogo Instituta imeni V.A. Steklova, Boundary value problems of mathematical physics. 10, Tome 147 (1980), pp. 194-201. http://geodesic.mathdoc.fr/item/TM_1980_147_a12/