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@article{DAN_1987_293_3_a6, author = {Yu. A. Skoblin}, title = {On the class of {Sturm--Liouville} operators on a semiaxis,}, journal = {Doklady Akademii Nauk}, pages = {541--544}, publisher = {mathdoc}, volume = {293}, number = {3}, year = {1987}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1987_293_3_a6/} }
Yu. A. Skoblin. On the class of Sturm--Liouville operators on a semiaxis,. Doklady Akademii Nauk, Tome 293 (1987) no. 3, pp. 541-544. http://geodesic.mathdoc.fr/item/DAN_1987_293_3_a6/