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@article{DE_1990_26_2_a9, author = {M. V. Fedoryuk}, title = {Analytic spectral problems}, journal = {Differencialʹnye uravneni\^a}, pages = {258--267}, publisher = {mathdoc}, volume = {26}, number = {2}, year = {1990}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1990_26_2_a9/} }
M. V. Fedoryuk. Analytic spectral problems. Differencialʹnye uravneniâ, Tome 26 (1990) no. 2, pp. 258-267. http://geodesic.mathdoc.fr/item/DE_1990_26_2_a9/