%0 Journal Article %A V. L. Vaskevich %T Approximate computation of some quadratic forms of integral type %J Matematičeskie trudy %D 1992 %P 92-123 %V 22 %I mathdoc %U http://geodesic.mathdoc.fr/item/MT_1992_22_a4/ %G ru %F MT_1992_22_a4