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@article{IVM_1996_1_a11, author = {B. M. Shumilov}, title = {Recurrent approximation by splines}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {85--87}, publisher = {mathdoc}, number = {1}, year = {1996}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1996_1_a11/} }
B. M. Shumilov. Recurrent approximation by splines. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 1 (1996), pp. 85-87. http://geodesic.mathdoc.fr/item/IVM_1996_1_a11/