TY - JOUR AU - Friedl, Stefan AU - Vidussi, Stefano TI - Symplectic ๐’ยนร—๐ยณ, subgroup separability, and vanishing Thurston norm JO - Journal of the American Mathematical Society PY - 2008 SP - 597 EP - 610 VL - 21 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-07-00577-2/ DO - 10.1090/S0894-0347-07-00577-2 ID - 10_1090_S0894_0347_07_00577_2 ER -