TY - BOOK AU - Sury, B. TI - Congruence subgroup problem:an elementary approach aimed at applications SN - 8585931380 U1 - 512.533.2 PY - 2003/// CY - New Delhi PB - HBA KW - CONGRUENCE KW - CSP AND SUPER-RIGIDITY KW - GROUP COHOMOLOGY KW - REDUCTION THEORY ER -