1. Bassani, A. (2001). The driving forces of economic growth: Panel data evidence for the OECD countries. OECD Economic Studies, 33, 10–56.
2. Bernstein, M., Fonkych, K., Loeb, S., & Loughran, D. (2003). State level changes in energy intensity and their national implications. Arlington: Rand.
3. Burda, M., & Wyplosz, C. (2001). Macroéconomie [Macroeconomy]. Paris: De Boeck.
4. Campo, J., & Sarmiento, V. (2013). The relationship between energy consumption and GDP: Evidence from a panel of 10 Latin American countries. Latin American Journal of Economics, 50(2), 233–255.
5. Dannreuther, R. (2004). European Union foreign and security policy. London: Routledge.