1. Algebraic K-Theory;Bass,1968
2. Solution of the congruence subgroup problem for SLn(n ⩾ 3) and Sp2n(n ⩾ 2);Bass;Publ. I.H.E.S.,1967
3. A.J. Berrick, Homology of torsion generated groups, in preparation.
4. A.J. Berrick and P. Menal, The abelianization of SL2(R), in preparation.
5. Generators and Relations for Discrete Groups;Coxeter,1980