%0 Journal Article %A S. L. Sobolev %T Optimal formulae of mechanical quadratures with nodes at the points of regular lattices %J Doklady Akademii Nauk %D 1965 %P 281-284 %V 164 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1965_164_2_a9/ %G ru %F DAN_1965_164_2_a9