TY - JOUR AU - Zelinka, Bohdan TI - Edge-distance between isomorphism classes of graphs JO - Časopis pro pěstování matematiky PY - 1987 SP - 233 EP - 237 VL - 112 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CPM.1987.118317/ DO - 10.21136/CPM.1987.118317 LA - en ID - 10_21136_CPM_1987_118317 ER -