TY - JOUR AU - R. I. Kovtun TI - Resonance interaction of a charge with a three-dimensionally periodic magnetic field in the non-paraxial case JO - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki PY - 1967 SP - 1199 EP - 1202 VL - 7 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZVMMF_1967_7_5_a20/ LA - ru ID - ZVMMF_1967_7_5_a20 ER -