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@article{DE_1972_8_8_a26, author = {A. G. Ramm}, title = {A remark on the theory of integral equations}, journal = {Differencialʹnye uravneni\^a}, pages = {1517--1520}, publisher = {mathdoc}, volume = {8}, number = {8}, year = {1972}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1972_8_8_a26/} }
A. G. Ramm. A remark on the theory of integral equations. Differencialʹnye uravneniâ, Tome 8 (1972) no. 8, pp. 1517-1520. http://geodesic.mathdoc.fr/item/DE_1972_8_8_a26/