TY - JOUR AU - R. G. Petrosyan AU - М. А. Davtyan TI - Invariant solution of the Dirac equation in the crossed electric and magnetic fields $(H > E)$ JO - Proceedings of the Yerevan State University. Physical and mathematical sciences PY - 2019 SP - 138 EP - 141 VL - 53 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UZERU_2019_53_2_a8/ LA - en ID - UZERU_2019_53_2_a8 ER -