Bibliografia
Principal
- Axiomatic Geometry: J. Lee 2013 AMS pure and applied undergraduate texts
- Geometry, ancient and modern: J.R. Sylvester 2001 Oxford Univ. Press
- Fundamentos da Geometria: J. J. Dionísio 2004 FCUL Departamento de Matemática
- Elementary Geometry: J. Roe 1997 Oxford Univ. Press
- Modern Geometries, the analytic approach: M. Henle 1997 Prentice Hall, New Jersey