@article{01529487, title = {Nonarithmetic superrigid groups: Counterexamples to Platonov's conjecture.}, journal = {Annals of Mathematics. Second Series}, volume = {151}, year = {2000}, pages = {1151-1173}, doi = {10.2307/121131}, zbl = {0963.22005}, language = {en}, url = {http://dml.mathdoc.fr/item/01529487} }
Bass, Hyman; Lubotzky, Alexander. Nonarithmetic superrigid groups: Counterexamples to Platonov's conjecture.. Annals of Mathematics. Second Series, Tome 151 (2000) pp. 1151-1173. doi : 10.2307/121131. http://gdmltest.u-ga.fr/item/01529487/