1. Aróstegui JL (2016) Exploring the global decline of music education. Arts Educ Policy Rev 117(2):96–103. https://doi.org/10.1080/10632913.2015.1007406
2. Organisation for Economic Co-operation and Development (OECD) (1996) The knowledge-based economy. Retrieved from http://www.oecd.org/sti/sci-tech/1913021.pdf
3. European Parliament and European Commission (2006) Recommendation of the European Parliament and of the Council of 18 December 2006 on key competences for lifelong learning (2006/962/EC). Official Journal of the European Union, 30.12.2006, L394/310-L394/318. Retrieved from https://eur-lex.europa.eu/LexUriServ/LexUriServ.do?uri=OJ:L:2006:394:0010:0018:en:PDF
4. Reid J, Burn N, Templeman L, Allen H, Nagalingam K (2020) The age of disorder. Deutsche Bank AG
5. Schweller R (2011) Emerging powers in an age of disorder. Global Gov: Rev Multilateralism Int Organ 17(3):285–297