@article{10_1090_S0894_0347_09_00658_4,
     author = {Kleiner, Bruce},
     title = {A new proof of {Gromov\^a€™s} theorem on groups of polynomial growth},
     journal = {Journal of the American Mathematical Society},
     pages = {815--829},
     publisher = {mathdoc},
     volume = {23},
     number = {3},
     year = {2010},
     doi = {10.1090/S0894-0347-09-00658-4},
     url = {http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-09-00658-4/}
}