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@article{DE_2004_40_3_a1, author = {A. I. Vagabov}, title = {Regularity {Conditions} for a {Pencil} of {General} {Ordinary} {Differential} {Operators}}, journal = {Differencialʹnye uravneni\^a}, pages = {299--309}, publisher = {mathdoc}, volume = {40}, number = {3}, year = {2004}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_2004_40_3_a1/} }
A. I. Vagabov. Regularity Conditions for a Pencil of General Ordinary Differential Operators. Differencialʹnye uravneniâ, Tome 40 (2004) no. 3, pp. 299-309. http://geodesic.mathdoc.fr/item/DE_2004_40_3_a1/