1. Polynet Action 1.1 Commuting and the Definition of Functional Urban Region, the Randstad;van der Werff,2005
2. Randstad Holland 2040;van der Burg,2008
3. Using cellular automata to generate high density residential building form;Herr,2005
4. The Computer and the Brain;von Neumann,2012
5. Theory of Self-Reproducing Automata;von Neumann,1966