TY - JOUR AU - Michael Cantrell AU - Alex Furman TI - Asymptotic shapes for ergodic families of metrics on Nilpotent groups JO - Groups, geometry, and dynamics PY - 2017 SP - 1307 EP - 1345 VL - 11 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.4171/ggd/430/ DO - 10.4171/ggd/430 ID - 10_4171_ggd_430 ER -