1. Jeremy J. Gray. Ideas of Space: Euclidean, Non-Euclidean and Relativistic. Clarendon Press, 1989.
2. Thomas L. Heath. Euclid: The Thirteen Books of the Elements, in three volumes. Dover, 1956.
3. David Hilbert. Mathematische Probleme. Nachrichten von der Königlichen Gesellschaft der Wissenschaften zu Göttingen (1900), 253–297. English translation in [6].
4. Felix Klein. Famous Problems of Elementary Geometry: The Duplication of the Cube, the Trisection of an Angle, the Quadrature of a Circle, translated by Wooster Woodruff Beman and David Eugene Smith. Ginn, 1897.
5. Jesper Lützen. Why was Wantzel overlooked for a century? the changing importance of an impossibility result. Historia Mathematica 36 (2009), 374–394.