1Porter,M. E:Clusters and New Economics of Competition. Harvard Business Review, 1998.11.
2Roberta Rabellotti: Footware Industrial Districts in Italy and Mexico.In Enterprise Clusters and Networks in Developing Countries,Edited by Van Dijk and Roberta Rabellotti.London:Frank CASS,1997.
3Saxenian A (1994):Regional Advantage:Culture and Competition in Silicon Valley and Route 128,Cambridge, Cambridge:Harvard University Press.
4Cooke,P.,P.Boekhoh and F.Todtling(2000):The Governance of Innovation in Europe. Regional Perspectives on Global Competitiveness.Pinter:London and New York.
