1. Artola, Ner, and Mario Davide Parrilli. 2006. “The Development of the Dairy Cluster in Boaco and Chontales, Nicaragua.” In Upgrading to Compete: Global Value Chains, Clusters and SMEs in Latin America, edited by C. Pietrobelli, and R. Rabellotti, 43–70. Washington: Inter-American Development Bank and David Rockefeller Center for Latin American Studies Harvard University.
2. Knowledge bases and regional innovation systems: Comparing Nordic clusters
3. The Big March: Migratory Flows After the Partition of India;Bharadwaj P.;Economic and Political Weekly,2008
4. The Third Italy: Model or Myth?;Bianchini Franco.;Ekistics; Reviews. on the Problems and Science of Human Settlements,1991
5. Breschi, S., and F. Malerba. 1997. “Sectoral Innovation Systems: Technological Regimes, Schumpeterian Dynamics, and Spatial Boundaries.” In Systems of Innovation: Technologies, Institutions and Organizations, edited by C. Edquist, 130–156. London: Pinter Publishers.