Muhammad-Sukki, F., Ramirez-Iniguez, R., Munir, A. B., Mohd Yasin, S. H., Abu-Bakar, S. H., McMeekin, S. G., & Stewart, B. G. (2013). Revised feed-in tariff for solar photovoltaic in the United Kingdom: A cloudy future ahead?. Energy Policy, 52, 832-838. https://doi.org/10.1016/j.enpol.2012.09.062