1. Arbolino, R.: Infrastrutture dei trasporti e sviluppo economico in Cina. Guida Editore, Napoli (2008)
2. Auty Richard, M.: Industrial Policy Reform in China: Structural and Regional Imbalances. Transactions of the Institute of British Geographers, New Series 17(4), 481–494 (1992)
3. Benzécri, J.P.: L’analyse de données. Tome 2: L’analyse des correspondances, Dunod, Paris (1973)
4. Blundell, R., Costa Dias, M.: Evaluation Methods for Non-Experimental Data. Fiscal Studies 21(4), 427–468 (2000)
5. Campbell, D.T., Stanley, J.C.: Experimental and Quasi-Experimental, Designs for Research. Rand-McNally, Chicago (1963)