%0 Journal Article %A P. I. Akimov %A G. P. Osipova %A V. A. Syrovoi %T Problems on increasing the accuracy of programs for the trajectory analysis of intensive electron beams %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1989 %P 405-422 %V 29 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1989_29_3_a7/ %G ru %F ZVMMF_1989_29_3_a7