1. Ieee standard for binary floating-point arithmetic. Archived at http://ieeexplore.ieee.org/xpl/articleDetails.jsp?arnumber=30711 1985.
2. Ieee standard for floating-point arithmetic. Archived at http://ieeexplore.ieee.org/xpl/articleDetails.jsp?arnumber=4610935 2008.
3. Representing geometrical knowledge;Anderson;Phil. Trans. Roy. Soc. Lond. Se- ries B.,1997
4. Perspex machine;Anderson,2002
5. Perspex machine xi: Topology of the transreal numbers;Anderson,2008