1. The jobs-housing balance and regional mobility;Cervero;Journal of the American Planning Association,1989
2. Cost and Efficiency Review of Dublin Bus and Bus Éireann;Deloitte,2009
3. Excess or wasteful commuting in a selection of British cities;Frost;Transportation Research A,1998
4. Is the journey to work explained by urban structure?;Giuliano;Urban Studies,1993
5. Hay, A. 1977. Linear programming: elementary geographical applications of the Transportation Problem. Concepts and Techniques in Modern Geography, Monograph Number 11. Norwich, Geo Abstracts.