1. Linear algebra and topology;Cappell;Bull. Amer. Math. Soc.,1979
2. Nonlinear similarity of matrices;Cappell;Bull. Amer. Math. Soc.,1979
3. Non-linear similarity;Cappell;Ann. of Math.,1981
4. The inversive plane and hyperbolic space;Coxeter;Abh. Math. Sem. Univ. Hamburg,1966
5. Topological classification of linear endomorphisms;Kuiper;Inventiones Math.,1973