%0 Journal Article %A O. V. Besov %T Intercellular averagings and an error estimate for cubature formulas in S.\,L.~Sobolev's spaces and their generalizations %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1977 %P 42-56 %V 143 %I mathdoc %U http://geodesic.mathdoc.fr/item/TM_1977_143_a2/ %G ru %F TM_1977_143_a2