1. Blanchard, O., Criqui, P., Trommetter, M., Viguier, L., 2001. Equity and efficiency in climate change negotiations: a scenario for world emission entitlements by 2030. Institut D’economie et de Politique de L’energie, Cahier de Recherche No.26.
2. Bosello, F., Buchner, B., Carraro, C., Raggi, D., 2001. Can equity enhance efficiency? Lessons from the Kyoto Protocol. Fondazione Eni Enrico Mattei, Nota Di La Voro 49.2001.
3. Cazorla, M., Toman, M., 2000. International equity and climate change policy. Climate Issue Briefs. No. 27, December.
4. Global Commons Insitute, 2003. The detailed ideas and algorithms behind contraction and convergence. Institute's web page;www.gci.org.uk/contconv/Ideas_behind_cc.html.
5. An effective allocation criterion for CO2 emission;Gupta;Energy Policy,1999