TY - JOUR AU - Matthias Franz TI - Koszul duality and equivariant cohomology JO - Documenta mathematica PY - 2006 SP - 243 EP - 259 VL - 11 UR - http://geodesic.mathdoc.fr/articles/10.4171/dm/211/ DO - 10.4171/dm/211 ID - 10_4171_dm_211 ER -