TY - JOUR AU - V. V. Korshak AU - T. M. Frunze AU - V. V. Kurashev AU - A. A. Izyneev TI - An investigation of the reaction by which polybenzimidazoles are formed JO - Doklady Akademii Nauk PY - 1963 SP - 104 EP - 106 VL - 149 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1963_149_1_a26/ LA - ru ID - DAN_1963_149_1_a26 ER -