%0 Journal Article %A Friedl, Stefan %A Vidussi, Stefano %T Symplectic ๐’ยนร—๐ยณ, subgroup separability, and vanishing Thurston norm %J Journal of the American Mathematical Society %D 2008 %P 597-610 %V 21 %N 2 %U http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-07-00577-2/ %R 10.1090/S0894-0347-07-00577-2 %F 10_1090_S0894_0347_07_00577_2