TY - JOUR AU - R. MacPherson AU - K. Vilonen TI - Perverse sheaves with singularities along the curve Yn = Xm. JO - Commentarii mathematici Helvetici PY - 1988 SP - 89 EP - 102 VL - 63 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMH_1988__63_4_140110/ ID - CMH_1988__63_4_140110 ER -