@article{GDZPPN002108593,
title = {On groups of plolynomial subgroup growth.},
journal = {Inventiones mathematicae},
volume = {104},
year = {1991},
pages = {521-534},
zbl = {0743.20040},
url = {http://dml.mathdoc.fr/item/GDZPPN002108593}
}
Lubotzky, Alexander; Mann, Avinoam. On groups of plolynomial subgroup growth.. Inventiones mathematicae, Tome 104 (1991) pp. 521-534. http://gdmltest.u-ga.fr/item/GDZPPN002108593/