1. Alexander, C. (1987) A New Theory of Urban Design. New York: Oxford University Press.
2. Birmingham City Council. (2003) Pedestrian statistics in the City Centre: Chamberlain Square. Unpublished report, Birmingham, City Council.
3. Charlton, J. (2010) Holistic design of city centre squares. Draft PhD thesis, Northumbria University, Newcastle Upon Tyne, UK.
4. Charlton, J., Giddings, B. and Horne, M. (2008) A survey of computer software for the urban design process. In: van Leeuwen, J.P. and Temperance, H.J.P. (eds.) Proceedings of the 9th Conference on Design Decision Support Systems, Eindhoven, the Netherlands: Eindhoven University of Technology.
5. Chatterton, P. and Hollands, R. (2002) Theorising urban playscapes: Producing, regulating and consuming youthful nightlife city spaces. Urban Studies 39: 95–116.