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@article{DE_1984_20_3_a1, author = {A. I. Vahabov}, title = {Completeness of eigenfunctions of an ordinary differential pencil of {non-Keldysh} type}, journal = {Differencialʹnye uravneni\^a}, pages = {375--382}, publisher = {mathdoc}, volume = {20}, number = {3}, year = {1984}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1984_20_3_a1/} }
A. I. Vahabov. Completeness of eigenfunctions of an ordinary differential pencil of non-Keldysh type. Differencialʹnye uravneniâ, Tome 20 (1984) no. 3, pp. 375-382. http://geodesic.mathdoc.fr/item/DE_1984_20_3_a1/