Bibliografia
Principal
- Elementary Geometry: J. Roe 1993 Oxford University Press
- Modern Geometry with Applications: G. Jennings 1994 Springer-Verlag
- Notes on geometry: E. Rees 2000 Universitext, Springer-Verlag
- Geometry and Topology: M. Reid, B. Szendroi 2005 Cambridge University Press
- Geometry: M. Audin 2003 Universitext, Soringer-Verlag
- Geometry of Surfaces: J. Stillwell 2012 Springer-Verlag