TY - JOUR AU - C. Godbillon TI - Cohomology of Lie algebras of formal vector fields JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1973 VL - 28 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1973_28_4_a6/ LA - ru ID - RM_1973_28_4_a6 ER -