%0 Journal Article %A Klein, John R %T Poincaré submersions %J Algebraic and Geometric Topology %D 2005 %P 23-29 %V 5 %N 1 %U http://geodesic.mathdoc.fr/articles/10.2140/agt.2005.5.23/ %R 10.2140/agt.2005.5.23 %F 10_2140_agt_2005_5_23