1. G. Brundtland, (edit.) Our Common Future: The World Commission on Environment and Development. (Oxford University Press, Oxford 1987).
2. United Nations Agenda 21. Available at: https://www.un.org/esa/sustdev/documents/agenda21/index.htm. Last Accessed 21 Feb 2020
3. United Nations Report of the World Summit on Sustainable Development, Johannesburg. Available at: https://daccessdds.un.org/doc
4. UNESCO International Implementation Scheme for the Decade in Brief. Available at https://portal.unesco.org/education/en/ev.php. Last Accessed 21 Feb 2020
5. M.E. Auer, R. Langmann, (eds.), Smart Industry and Smart Education. in Proceedings of the 15th International Conference on Remote Engineering and Virtual Instrumentation. (Springer Publishing, 2019)