TY - JOUR AU - V. I. Trofimov TI - A note on the extendability of an isomorphism of subgraphs of a graph to an automorphism of the graph JO - Trudy Instituta matematiki i mehaniki PY - 2012 SP - 26 EP - 29 VL - 18 IS - 3 UR - http://geodesic.mathdoc.fr/item/TIMM_2012_18_3_a3/ LA - en ID - TIMM_2012_18_3_a3 ER -