1. China's involvement in South Africa's wind and solar PV industries;Baker,2017
2. Solar photovoltaic electricity generation: a lifeline for the European coal regions in transition;Bódis;Sustain,2019
3. Cronbach's alpha reliability: interval estimation, hypothesis testing, and sample size planning;Bonett,2015
4. Sampling for qualitative research;Byrne;AORN J.,2001
5. Stranded Assets and Thermal Coal in Japam, Stranded Assets Programme;Caldecott,2016