1. How nature works: the science of self-organized criticality;Bak,1996
2. Multiscale mobility networks and the spatial spreading of infectious diseases;Balcan;PNAS,2009
3. The fractal nature of geography;Batty;Geog Mag,1992
4. Cities and complexity: understanding cities with cellular automata, agent-based models, and fractals;Batty,2005
5. The size, scale, and shape of cities;Batty;Science,2008