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@article{TRSPY_1979_150_a0, author = {O. V. Besov and V. P. Il'in}, title = {Projection representation of functions by a~difference}, journal = {Informatics and Automation}, pages = {3--10}, publisher = {mathdoc}, volume = {150}, year = {1979}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TRSPY_1979_150_a0/} }
O. V. Besov; V. P. Il'in. Projection representation of functions by a~difference. Informatics and Automation, Investigations in the theory of differentiable functions of many variables and its applications. Part 7, Tome 150 (1979), pp. 3-10. http://geodesic.mathdoc.fr/item/TRSPY_1979_150_a0/