1. Engel-Hills, P., Garraway, J., Graham, G., Habib, A., Jacobs, C., Jones, W.E., Metz, T. Nash, A., & Winberg, C. (2013). The aims of higher education: Kagisano Number 9. Retrieved May 24, 2019, from
https://www.che.ac.za/sites/default/files/publications/kagisano9.pdf
.
2. Klein, J. T. (2004). Prospects for transdisciplinarity. Futures, 36, 515–526.
https://doi.org/10.1016/j.futures.2003.10.007
.
3. Lieberman, A. (2018). SDGs show slow progress, not on track to reach 2030 targets, UN reports. Retrieved May 25, 2019, from
https://www.devex.com/news/sdgs-show-slow-progress-not-on-track-to-reach-2030-targets-un-reports-92971
.
4. Nhamo, G., Nhamo, S., & Nhemachena, C. (2018). What gets measured gets done! Towards an Afro-barometer for tracking progress in achieving Sustainable Development Goal 5. Agenda.
https://doi.org/10.1080/10130950.2018.1433365
.
5. Nhamo, G., Nhemachena, C., & Nhamo, S. (2019). Is 2030 too soon for Africa to achieve the water and sanitation sustainable development goal? Science of the Total Environment.
https://doi.org/10.1016/j.scitotenv.2019.03.109
.