1. Accessed from
https://en.wikipedia.org/wiki/Growth_of_photovoltaics
on 24th May, 2019
2. Hu A-G (2017) The Five-Year Plan: a new tool for energy saving and emissions reduction in China. Institute for Contemporary China Studies, Tsinghua University, Beijing 100084, China
3. Wolfe P (2012) SolarPhotovoltaicProjectsinthemainstreampowermarket.Routledge, p 225. ISBN 9780415520485
4. Deutsche Bank Markets Research, 27 February 2015
5. Accessed from
https://en.wikipedia.org/wiki/Crystalline_silicon#Market_share
on 24th May, 2019