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@article{IM2_1968_2_3_a5, author = {V. B. Lidskii and V. A. Sadovnichii}, title = {Trace formulas in the case of the {Orr--Sommerfeld} equation}, journal = {Izvestiya. Mathematics }, pages = {585--600}, publisher = {mathdoc}, volume = {2}, number = {3}, year = {1968}, language = {en}, url = {http://geodesic.mathdoc.fr/item/IM2_1968_2_3_a5/} }
V. B. Lidskii; V. A. Sadovnichii. Trace formulas in the case of the Orr--Sommerfeld equation. Izvestiya. Mathematics , Tome 2 (1968) no. 3, pp. 585-600. http://geodesic.mathdoc.fr/item/IM2_1968_2_3_a5/