%0 Journal Article %A Branson, Mark %T Symplectic manifolds with vanishing action–Maslov homomorphism %J Algebraic and Geometric Topology %D 2011 %P 1077-1096 %V 11 %N 2 %U http://geodesic.mathdoc.fr/articles/10.2140/agt.2011.11.1077/ %R 10.2140/agt.2011.11.1077 %F 10_2140_agt_2011_11_1077