1. Kazhdan’s Property (T);Bekka,2008
2. Characters of Finite Groups, Part 2;Berkovich,1999
3. Arboreal decomposability of groups of automorphisms of a free groups;Bogopolski;Algebra Logic,1987
4. On the dimension of CAT spaces where mapping class groups act;Bridson;J. Reine Angew. Math.,2012
5. Metric Spaces of Non-Positive Curvature;Bridson,1999