%0 Journal Article %A E. L. Korotyaev %T On~the scattering theory of several particles in an external electric field %J Sbornik. Mathematics %D 1988 %P 177-196 %V 60 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1988_60_1_a10/ %G en %F SM_1988_60_1_a10