TY - JOUR AU - E. E. Perepelkin AU - N. P. Repnikova AU - N. G. Inozemtseva TI - An Exact Solution of the Space Charge Problem for the Motion of a Spherically Symmetric Beam in a Homogeneous Electric Field JO - Matematičeskie zametki PY - 2015 SP - 386 EP - 392 VL - 98 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2015_98_3_a6/ LA - ru ID - MZM_2015_98_3_a6 ER -