1. Alasia F. e Montaldi D, 1960, Milano Corea. Inchiesta sugli immigrati, Feltrinelli, Milano.
2. Andemberg M., 1973, Cluster Analysis for Applications, New York Academic Press.
3. Batty M., 2005, Cities and Complexity: Understanding Cities with Cellular Automata, Agent – Base Models, and Fractals, The Mit Press, Cambridge, Mass.
4. Batty M. and Xie Y., 1997, Modeling Urban Dynamics Through Gis – Based Cellular Automata, http://www.sciencedirect.com.
5. Batty M., Claramount C. and Jiang B., 1999, Geometric Accessibility and Geographic Information: Extending Desktop Gis to Space Syntax, http://www.sciencedirect.com.