@Article{ balbermon10a, author = { Balogh, Zoltan and Berger, Reto and Monti, Roberto and Tyson, Jeremy }, title = { Exceptional sets for self-similar fractals in Carnot groups }, journal = { Math. Proc. Cambridge Philos. Soc. }, year = { 2010 }, volume = { 149 }, number = { 1 }, pages = { 147-172 }, URL = { http://cvgmt.sns.it/paper/1071/ }, note = { cvgmt preprint} }