1. R. Bieri, R. Strebel, On groups of PL homeomorphisms of the real line, Math. Sem. der Univ. Frankfurt, Frankfurt am Main, 1985
2. The chameleon groups of Richard J. Thompson: Automorphisms and dynamics;Brin;Inst. Hautes Études Sci. Publ. Math.,1996
3. M. G. Brin, The unbiquity of Thompson's group F in groups of piecewise linear homeomorphisms of the unit interval, J. Lond. Math. Soc.
4. Groups of piecewise linear homeomorphisms of the real line;Brin;Invent. Math.,1985
5. Finiteness properties of groups;Brown;J. Pure Appl. Algebra,1987