R. White and G. Engelen, Complex Dynamics and Fractal Urban Form, in: Non-Linear Evolution of Spatial Economic Systems, edited by: P. Nijkamp and A Reggiani, p.223-247 Springer-Verlag, Berlin, Germany
R. White and G. Engelen, Cellular Automata and Fractal Urban Form: A Cellular Modelling Approach to the Evolution of Urban Land Use Patterns, Environment and Planning A, volume 25, issue 8, p.1175-1199
G. Engelen, R. White, and I. Uljee, Exploratory Modelling of Socio-Economic Impacts of Climatic Change, Climate Change in the Intra-America's Sea, edited by: G. A. Maul, p.306-324 Edward Arnold, London, U.K.