TY - JOUR AU - Christian Schlichtkrull TI - Thom spectra that are symmetric spectra JO - Documenta mathematica PY - 2009 SP - 699 EP - 748 VL - 14 UR - http://geodesic.mathdoc.fr/articles/10.4171/dm/287/ DO - 10.4171/dm/287 ID - 10_4171_dm_287 ER -