%0 Journal Article %A Cha, Jae Choon %T Topological minimal genus and L2–signatures %J Algebraic and Geometric Topology %D 2008 %P 885-909 %V 8 %N 2 %U http://geodesic.mathdoc.fr/articles/10.2140/agt.2008.8.885/ %R 10.2140/agt.2008.8.885 %F 10_2140_agt_2008_8_885