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@article{DE_1984_20_12_a6, author = {A. A. Stakun}, title = {The resolvent of a singular differential operator with a turning point}, journal = {Differencialʹnye uravneni\^a}, pages = {2066--2075}, publisher = {mathdoc}, volume = {20}, number = {12}, year = {1984}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1984_20_12_a6/} }
A. A. Stakun. The resolvent of a singular differential operator with a turning point. Differencialʹnye uravneniâ, Tome 20 (1984) no. 12, pp. 2066-2075. http://geodesic.mathdoc.fr/item/DE_1984_20_12_a6/