TY - JOUR AU - Broersma, Hajo AU - Li, Xueliang TI - Isomorphisms and traversability of directed path graphs JO - Discussiones Mathematicae. Graph Theory PY - 2002 SP - 215 EP - 228 VL - 22 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DMGT_2002_22_2_a0/ LA - en ID - DMGT_2002_22_2_a0 ER -