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@article{FAA_1976_10_2_a19, author = {V. L. Roitburd}, title = {Representation of the operator $e^{-tP}$ by a continual integral}, journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a}, pages = {86--87}, publisher = {mathdoc}, volume = {10}, number = {2}, year = {1976}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/FAA_1976_10_2_a19/} }
V. L. Roitburd. Representation of the operator $e^{-tP}$ by a continual integral. Funkcionalʹnyj analiz i ego priloženiâ, Tome 10 (1976) no. 2, pp. 86-87. http://geodesic.mathdoc.fr/item/FAA_1976_10_2_a19/