%0 Journal Article %A Yu. A. Kustov %T The method of mechanical quadratures for systems of boundary %J Doklady Akademii Nauk %D 1990 %P 1353-1357 %V 315 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1990_315_6_a16/ %G ru %F DAN_1990_315_6_a16