TY - JOUR AU - M. V. Neshchadim TI - Solutions a system of Maxwell equations with null invariants JO - Sibirskij žurnal čistoj i prikladnoj matematiki PY - 2006 SP - 59 EP - 61 VL - 6 IS - 3 UR - http://geodesic.mathdoc.fr/item/VNGU_2006_6_3_a4/ LA - ru ID - VNGU_2006_6_3_a4 ER -