TY - JOUR AU - N. V. Ivanov AU - V. G. Turaev TI - A canonical cocycle for the Euler class of a flat vector bundle JO - Doklady Akademii Nauk PY - 1982 SP - 521 EP - 524 VL - 265 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1982_265_3_a0/ LA - ru ID - DAN_1982_265_3_a0 ER -