Floris Takens
Dynamical systems and chaos
Global analysis of dynamical systems
Dynamical systems and bifurcations
Handbook of dynamical systems
Hyperbolicity and sensitive chaotic dynamics at homoclinic bifurcations
Hyperbolicity, stability and chaos at homoclinic bifurcations
Applications of global analysis I
Geometry and analysis in nonlinear dynamics
Homoclinic bifurcations and hyperbolic dynamics
Introduction to global analysis
The minimal number of critical points of a function on a compact manifold and the Lusternik-Schnirelman category