1. Chou S., Gao X.: Automated reasoning in geometry. In: Robinson, A., Voronkov, A. (eds.) Handbook of Automated Reasoning, vol. I, pp. 707–749. Elsevier, North Holland (2001)
2. List of Interactive Geometry Software. http://en.wikipedia.org/wiki/List_of_interactive_geometry_software
3. Kerber, M. (ed.): Management of Mathematical Knowledge. Special issue of Mathematics in Computer Science, vol. 2, no. 2. Birkhäuser, Basel (2008)
4. MathML. http://www.w3.org/Math/ . Accessed 1 Nov 2013
5. OpenMath. http://www.openmath.org/ . Accessed 1 Nov 2013