Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1989_45_4_a16, author = {A. V. Reztsov}, title = {Optimal cubature formulas on classes of differentiable functions}, journal = {Matemati\v{c}eskie zametki}, pages = {121--124}, publisher = {mathdoc}, volume = {45}, number = {4}, year = {1989}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1989_45_4_a16/} }
A. V. Reztsov. Optimal cubature formulas on classes of differentiable functions. Matematičeskie zametki, Tome 45 (1989) no. 4, pp. 121-124. http://geodesic.mathdoc.fr/item/MZM_1989_45_4_a16/