by Rae, Callum, Bradley, Fiona
Published in Renewable & sustainable energy reviews (01.12.2012)

by Sikora, Richard A., Terry, E. R., Vlek, Paul L. G., Chitja, Joyce
Year of Publication 2019

by Vieira, D., Shayani, R.A., De Oliveira, M.A.G.
Published in Revista IEEE América Latina (01.08.2016)

by Thirkill, Adam
Year of Publication 2015

by Morrison, Caroline, Gallagher, Emer, Ramsey, Professor Elaine, Bond, Derek
Published in IDEAS Working Paper Series from RePEc (01.01.2013)

Published in South Wales echo (23.06.2011)

by MARK, JASON
Published in Earth Island journal (22.06.2010)