1. Bank of Greece (2011) Changes in regional production systems. pp. 58–59, 70, 72, 92
2. Bastian J (2011) Epilogue – impact of the Greek crisis on its neighbours in South East Europe, pp. 95–96, South East European Studies at Oxford, “From crisis to recovery. Sustainable growth in South East Europe”, Edited by Othon Anastasakis, Jens Bastian and Max Watson
3. Bastian J (2009) Falling behind again? Southeast Europe and the global crisis, ELIAMEP thesis, pp. 2–4
4. BSE, FEIR, Laboratory of Industrial and Energy Economic, National Technical University of Athens (NTUA-EVEO) (2011) Survey of business forecasting of changes in regional production systems and local labor markets
5. Caetano J, Galego A (2006) Trade flows among CEEC and EU Countries: what are the future perspectives? Revista de Economía mundial 15:83–84