Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MAT_1960_4_1_a5, author = {J. Neumann}, title = {Eine {Spektraltheorie} f\"ur allgemeine {Operatoren} eines unit\"aren {Raumes}}, journal = {Matematika}, pages = {101--124}, publisher = {mathdoc}, volume = {4}, number = {1}, year = {1960}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MAT_1960_4_1_a5/} }
J. Neumann. Eine Spektraltheorie f\"ur allgemeine Operatoren eines unit\"aren Raumes. Matematika, Tome 4 (1960) no. 1, pp. 101-124. http://geodesic.mathdoc.fr/item/MAT_1960_4_1_a5/