@article{CRMATH_2008__346_11-12_619_0,
     author = {Jean Bourgain and Alex Gamburd},
     title = {Random walks and expansion in $ {\mathrm{SL}}_{d}(\mathbb{Z}/{p}^{n}\mathbb{Z})$},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {619--623},
     publisher = {Elsevier},
     volume = {346},
     number = {11-12},
     year = {2008},
     doi = {10.1016/j.crma.2008.04.006},
     language = {en},
}