%0 Journal Article %A Christian Schlichtkrull %T Thom spectra that are symmetric spectra %J Documenta mathematica %D 2009 %P 699-748 %V 14 %U http://geodesic.mathdoc.fr/articles/10.4171/dm/287/ %R 10.4171/dm/287 %F 10_4171_dm_287