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@article{FAA_1984_18_3_a14, author = {M. A. Krasnosel'skii and E. A. Lifshits}, title = {Sharp linear operators}, journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a}, pages = {82--83}, publisher = {mathdoc}, volume = {18}, number = {3}, year = {1984}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/FAA_1984_18_3_a14/} }
M. A. Krasnosel'skii; E. A. Lifshits. Sharp linear operators. Funkcionalʹnyj analiz i ego priloženiâ, Tome 18 (1984) no. 3, pp. 82-83. http://geodesic.mathdoc.fr/item/FAA_1984_18_3_a14/
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