TY - JOUR AU - Brändén, Petter TI - Counterexamples to the Neggers-Stanley conjecture JO - Electronic research announcements of the American Mathematical Society PY - 2004 SP - 155 EP - 158 VL - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.1090/S1079-6762-04-00140-4/ DO - 10.1090/S1079-6762-04-00140-4 ID - ERAAMS_2004_10_a16 ER -