@article{ZVMMF_1989_29_3_a7,
     author = {P. I. Akimov and G. P. Osipova and V. A. Syrovoi},
     title = {Problems on increasing the accuracy of programs for the trajectory analysis of intensive electron beams},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {405--422},
     publisher = {mathdoc},
     volume = {29},
     number = {3},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1989_29_3_a7/}
}