1. African Development Bank. (2019). African economic outlook 2019. African Development Bank. https://www.afdb.org/fileadmin/uploads/afdb/Documents/Publications/2019AEO/AEO_2019-EN.pdf
2. African Union Commission. (2015). AGENDA 2063. The Africa we want—a shared strategic framework for inclusive growth and sustainable development, first ten year implementation plan. https://www.un.org/en/africa/osaa/pdf/au/agenda2063-first10yearimplementation.pdf
3. Ambrose, A., Anthony, E., & Clark, C. (2016). Digital badging in the MOOC space. https://er.educause.edu/articles/2016/11/digital-badging-in-the-mooc-space
4. Maina, M.F, Guardia, L., Albert, S., Mancini, F & Clougher, D. (2020). Using an ePortfolio to showcase students’ employability skills. The case of the Master in Education and ICT (e-learning) at UOC. In L. Gómez Chova, A. López Martínez, & I. Candel Torres (Eds.), ICERI2020 Proceedings (pp. 1872-1879). https://doi.org/10.21125/iceri.2020.0469
5. Braňka, J. (2016). Understanding the potential impact of skills recognition systems on labour markets: Research report. ILO. https://www.ilo.org/wcmsp5/groups/public/---ed_emp/---ifp_skills/documents/publication/wcms_532417.pdf