%0 Journal Article %A Frédéric Haglund %A Jacek Świątkowski %T Separating quasi-convex subgroups in 7-systolic groups %J Groups, geometry, and dynamics %D 2008 %P 223-244 %V 2 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4171/ggd/37/ %R 10.4171/ggd/37 %F 10_4171_ggd_37