TY - JOUR AU - M. M. Khapaev TI - Non linear theory of the motion of fast charged particles in helical toroidal magnetic fields JO - Doklady Akademii Nauk PY - 1965 SP - 343 EP - 346 VL - 163 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1965_163_2_a21/ LA - ru ID - DAN_1965_163_2_a21 ER -