TY - JOUR AU - Jean Bourgain AU - Alex Gamburd TI - Expansion and random walks in $\mathrm{SL}_d(\mathbb{Z}/p^n \mathbb{Z})$: II JO - Journal of the European Mathematical Society PY - 2009 SP - 1057 EP - 1103 VL - 11 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4171/jems/175/ DO - 10.4171/jems/175 ID - JEMS_2009_11_5_a4 ER -