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@article{DE_1972_8_4_a17, author = {M. E. Drakhlin}, title = {Some topological properties of a certain integral operator}, journal = {Differencialʹnye uravneni\^a}, pages = {721--724}, publisher = {mathdoc}, volume = {8}, number = {4}, year = {1972}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1972_8_4_a17/} }
M. E. Drakhlin. Some topological properties of a certain integral operator. Differencialʹnye uravneniâ, Tome 8 (1972) no. 4, pp. 721-724. http://geodesic.mathdoc.fr/item/DE_1972_8_4_a17/