TY - JOUR AU - Buch, Anders TI - Alternating signs of quiver coefficients JO - Journal of the American Mathematical Society PY - 2005 SP - 217 EP - 237 VL - 18 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-04-00473-4/ DO - 10.1090/S0894-0347-04-00473-4 ID - 10_1090_S0894_0347_04_00473_4 ER -