TY - JOUR AU - Sheehan, J. TI - The Number of Graphs with a given Automorphism Group JO - Canadian journal of mathematics PY - 1968 SP - 1068 EP - 1076 VL - 20 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1968-103-x/ DO - 10.4153/CJM-1968-103-x ID - 10_4153_CJM_1968_103_x ER -