TY - JOUR AU - A. S. Rapinchuk TI - On the congruence subgroup problem for algebraic groups JO - Doklady Akademii Nauk PY - 1989 SP - 1304 EP - 1307 VL - 306 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1989_306_6_a4/ LA - ru ID - DAN_1989_306_6_a4 ER -