TY - JOUR AU - Richter, Birgit TI - A lower bound for coherences on the Brown–Peterson spectrum JO - Algebraic and Geometric Topology PY - 2006 SP - 287 EP - 308 VL - 6 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.2140/agt.2006.6.287/ DO - 10.2140/agt.2006.6.287 ID - 10_2140_agt_2006_6_287 ER -