1. Allen, P. M; Sanglier, M.; Boon, F.; Denneubourg, J. L.; Depalma, A. (1981). "Models of Urban Settlement and Structure as Dynamic Self-organizing Systems," for the U. S. Department of Transportation by Universite Libre de Bruxelles.
2. Batty, M. (1976). Urban Modelling, Cambridge University Press, Cambridge, United Kingdom.
3. Beaumont, J. R. (1982). "Towards a conceptualization of evolution in environment systems." Int J Man-Machine Studies, Volume 16, pp. 113–145.
4. Bertuglia, C. S.; Leonardi, G.; Occelli, S.; Rabinao, G. A.; Tadei, R.; Wilson, A. G. — Editors (1987). Urban Systems: Contemporary Approaches to Modelling, Croon Helm, Beckenham, United Kingdom.
5. Casetti, E. (1981). "A catastrophe model of regional dynamics." Annals of the Association of American Geographers, Vol. 71, No. 4, pp. 572–579.