%0 Journal Article %A Hyman Bass %A Alexander Lubotzky %T Nonarithmetic superrigid groups: Counterexamples to Platonov's conjecture %J Annals of mathematics %D 2000 %V 151 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM_2000_151_3_a5/ %F AM_2000_151_3_a5