1. Jona, K., Naidu, S.: MOOCs: emerging research. Distance Educ. 35(2), 141–144 (2014)
2. Altunay, D.: The role of open educational resources in English language learning and teaching. Int. J. Comput. Lang. Learn. Teach. 3(2), 97–107 (2013)
3. Emanuel, E.J.: MOOCs taken by educated few. Nature 503(7476), 2013 (2013)
4. van Der Woert, N., et al.: 2014 Open Education trend report: a publication by the Open Education Special Interest Group. Utrecht, Netherlands (2014)
5. Onah, D.F.O., Sinclair, J.: Massive open online courses—an adaptive learning framework. In: 9th International Technology, Education and Development, 2015, vol. INTED2015, pp. 1258–1266