1. Geodesic flows on closed Riemannian manifolds with negative curvature;Anosov,1967
2. Topological entropy and Axiom A;Bowen,1970
3. Periodic points and measures for Axiom A diffeomorphisms;Bowen;Trans. Amer. Math. Soc.,1971
4. Neighborhoods of hyperbolic sets;Hirsch;Inventions Math.,1970
5. Stable manifolds and hyperbolic sets;Hirsch,1970