1. Albeverio, S., Andrey, D., Giordano, P. & Vancheri, A. (2008). The dynamics of complex urban systems: an interdisciplinary approach. (Berlin: Springer)
2. Atkin, R.H. (1974). Mathematical structure in human affairs. (London: Heinemann)
3. Barabási, A.-L. & Albert, R. (1999). Emergence of scaling in random networks. Science, 286, 509–512
4. Batty, M. (2005). Cities and complexity: understanding cities with cellular automata, agent-based models, and fractals. (Cambridge, MA: The MIT Press)
5. Benenson, I. & Torrens, P. (2004). Geosimulation: automata-based modeling of urban phenomena. (New York: John Wiley & Sons)