TY - JOUR AU - Hyman Bass AU - Alexander Lubotzky TI - Nonarithmetic superrigid groups: Counterexamples to Platonov's conjecture JO - Annals of mathematics PY - 2000 VL - 151 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AM_2000_151_3_a5/ ID - AM_2000_151_3_a5 ER -