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2. Urban sprawl, polycentrism and commuting. A comparison of seven French urban areas;Aguilera;Urban Public Economics Review,2004
3. Power and position in the world city system;Alderson;American Journal of Sociology,2004
4. Polycentric employment growth and impacts on urban commuting patterns: Case study of Istambul;Alpkokin;Journal of Eastern Asia for Transportation Studies,2005