TY - JOUR AU - T.N. Venkataramana TI - On superrigidity and arithmeticity of lattices in semisimple groups over local fields of arbitrary characteristic. JO - Inventiones mathematicae PY - 1988 SP - 255 EP - 306 VL - 92 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM_1988__92_1_143568/ ID - IM_1988__92_1_143568 ER -