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@article{DAN_1960_131_1_a13, author = {I. P. Pavlotsky}, title = {The proof of the double spectral representation}, journal = {Doklady Akademii Nauk}, pages = {55--57}, publisher = {mathdoc}, volume = {131}, number = {1}, year = {1960}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1960_131_1_a13/} }
I. P. Pavlotsky. The proof of the double spectral representation. Doklady Akademii Nauk, Tome 131 (1960) no. 1, pp. 55-57. http://geodesic.mathdoc.fr/item/DAN_1960_131_1_a13/