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@article{MZM_1983_33_3_a6, author = {S. I. Novikov}, title = {Approximation of a class of differentiable functions by $\mathscr{L}$-splines}, journal = {Matemati\v{c}eskie zametki}, pages = {393--408}, publisher = {mathdoc}, volume = {33}, number = {3}, year = {1983}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1983_33_3_a6/} }
S. I. Novikov. Approximation of a class of differentiable functions by $\mathscr{L}$-splines. Matematičeskie zametki, Tome 33 (1983) no. 3, pp. 393-408. http://geodesic.mathdoc.fr/item/MZM_1983_33_3_a6/