TY - JOUR AU - Hammack, Richard TI - A cancellation property for the direct product of graphs JO - Discussiones Mathematicae. Graph Theory PY - 2008 SP - 179 EP - 184 VL - 28 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DMGT_2008_28_1_a12/ LA - en ID - DMGT_2008_28_1_a12 ER -