1. Einstein, A.: Zur Elektrodynamik bewegter Körper. Annalen der Physik 17, 891 (1905). (English translation On the Electrodynamics of Moving Bodies by Megh Nad Saha, 1920)
2. Kurzweil, R.: Essay: The Law of Accelerating Returns (2001).
http://www.kurzweilai.net/the-law-of-accelerating-returns
3. OECD: How computers are related to students’ performance. In: Students, Computers and Learning: Making the Connection. OECD Publishing, Paris (2015)
4. Downes, T., et al.: Making Better Connections. Commonwealth Department of Education, Science and Training, Canberra (2002)
5. Puentedura, R.: Building transformation: an introduction to the SAMR model [Blog post] (2014).
http://www.hippasus.com/rrpweblog/archives/2014/08/22/BuildingTransformation_AnIntroductionToSAMR.pdf