%0 Journal Article %A Richter, Birgit %T A lower bound for coherences on the Brown–Peterson spectrum %J Algebraic and Geometric Topology %D 2006 %P 287-308 %V 6 %N 1 %U http://geodesic.mathdoc.fr/articles/10.2140/agt.2006.6.287/ %R 10.2140/agt.2006.6.287 %F 10_2140_agt_2006_6_287