1. Agenda 21 & Chapter 36
http://www.un-documents.net/a21-36.htm
2. Teaching and Learning for Sustainable Future Program
http://www.unesco.org/education/tlsf/mods/theme_gs/mod0a.html
3. Education for Sustainable Development Goals
http://unesdoc.unesco.org/images/0024/002474/247444e.pdf
4. ICT in Education and Sustainable Futures
https://www.mdpi.com/journal/sustainability/special_issues/ICTESF
5. Augmented reality and mobile devices: A binominal methodological resource for inclusive education (SDG 4). An example in secondary education;Velázquez;Sustainability,2018