%0 Journal Article %A A. P. Ponomarev %T Improved estimate of the convergence of alternating sums to an alternating Pontryagin integral %J Matematičeskie zametki %D 1984 %P 83-91 %V 35 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1984_35_1_a7/ %G ru %F MZM_1984_35_1_a7