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@article{IVM_1981_11_a8, author = {E. K. Chistov}, title = {Variational-grid approximation on a~regular triangular grid}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {58--63}, publisher = {mathdoc}, number = {11}, year = {1981}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1981_11_a8/} }
E. K. Chistov. Variational-grid approximation on a~regular triangular grid. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 11 (1981), pp. 58-63. http://geodesic.mathdoc.fr/item/IVM_1981_11_a8/