TY - JOUR AU - A. M. Shermenev TI - Connections on two-dimensional bundles and conformal structures JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1982 SP - 257 EP - 258 VL - 37 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1982_37_2_a34/ LA - en ID - RM_1982_37_2_a34 ER -