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@article{MZM_1968_3_5_a10, author = {G. K. Lebed'}, title = {Quadrature formulas with minimum error for certain classes of functions}, journal = {Matemati\v{c}eskie zametki}, pages = {577--586}, publisher = {mathdoc}, volume = {3}, number = {5}, year = {1968}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1968_3_5_a10/} }
G. K. Lebed'. Quadrature formulas with minimum error for certain classes of functions. Matematičeskie zametki, Tome 3 (1968) no. 5, pp. 577-586. http://geodesic.mathdoc.fr/item/MZM_1968_3_5_a10/