1. Diffeomorphisms between spheres and hyperplanes in infinite-dimensional Banach spaces;Azagra;Studia Math.,1997
2. Smooth negligibility of compact sets in infinite-dimensional Banach spaces, with applications;Azagra;Math. Ann.,1998
3. Rolle's theorem and negligibility of points in infinite-dimensional Banach spaces;Azagra;J. Math. Anal. Appl.,1997
4. D. Azagra, and, M. Jiménez-Sevilla, Rolle's theorem is either false or trivial in infinite-dimensional Banach spaces, preprint, 2000.
5. Smooth Negligibility and Subdifferential Calculus in Banach Spaces, with Applications;Azagra,1997