1. Macro-ethical systems and sustainability science;Allenby;Sustainability Science,2006
2. Le Développement durable. Les racines environnementalistes d’un paradigme;Bergandi;Aster,2008
3. Evolution and structure of sustainability science;Bettencourt,2011
4. El futuro del crecimiento. In: The Worldwatch Institute;Brown,1998
5. Planet Earth in Crisis: How Should Science Educators Respond?;Bybee;The American Biology Teacher,1991