1. United Nations Millennium Declaration
https://www.un.org/en/development/desa/population/migration/generalassembly/docs/globalcompact/A_RES_55_2.pdf
2. About the Sustainable Development Goals
http://www.un.org/sustainabledevelopment/sustainable-development-goals/
3. Roadmap for Implementing the Global Action Programme on Education for Sustainable Development
http://unesdoc.unesco.org/images/0023/002305/230514e.pdf
4. State of the art in research on higher education for sustainable development;Barth,2016
5. Policy, politics and polity in higher education for sustanable development;Michelsen,2016