TY - JOUR AU - Gabi Ben-Simon AU - Tobias Hartnick TI - Quasi-total actions and translation numbers JO - Groups, geometry, and dynamics PY - 2015 SP - 479 EP - 530 VL - 9 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.4171/ggd/319/ DO - 10.4171/ggd/319 ID - 10_4171_ggd_319 ER -