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@article{DE_1965_1_7_a3, author = {A. N. Erugin}, title = {Analytic structure of the solution of the equation $(2.5)$}, journal = {Differencialʹnye uravneni\^a}, pages = {896--902}, publisher = {mathdoc}, volume = {1}, number = {7}, year = {1965}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1965_1_7_a3/} }
A. N. Erugin. Analytic structure of the solution of the equation $(2.5)$. Differencialʹnye uravneniâ, Tome 1 (1965) no. 7, pp. 896-902. http://geodesic.mathdoc.fr/item/DE_1965_1_7_a3/