TY - JOUR AU - L. V. Iogansen AU - F. A. Uvarov TI - Search for lower collective electron excitations in the benzene ring JO - Doklady Akademii Nauk PY - 1969 SP - 516 EP - 517 VL - 189 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1969_189_3_a19/ LA - ru ID - DAN_1969_189_3_a19 ER -