%0 Journal Article %A Martínez-Pérez, Álvaro %T Bushy pseudocharacters and group actions on quasitrees %J Algebraic and Geometric Topology %D 2012 %P 1721-1739 %V 12 %N 3 %U http://geodesic.mathdoc.fr/articles/10.2140/agt.2012.12.1721/ %R 10.2140/agt.2012.12.1721 %F 10_2140_agt_2012_12_1721