00000nam a2200000 a 4500 20251203091915.0 3540611819 514.23, D, LAN Lang, Serge Topics in cohomology of groups Berlin Springer 1996 vi,226p. 23cm. Lecture notes in Mathematics 1625 Class field theory Group theory Homology theory eng _ 85791 LIBSC C 57023 57023 0 0 0 0 PU PU 1998-04-09 0 514.23, D, LAN 85791 BK