1. Is Rooftop Solar Finally Good Enough to Disrupt the Grid?https://hbr.org/2015/05/is-rooftop-solar-finally-good-enough-to-disrupt-the-grid
2. Global EV outlook: Understanding the electric vehicle landscape to 2020http://www.iea.org/publications/globalevoutlook_2013.pdf
3. Residential Prosumers-Drivers and Policy Options (Re-Prosumers)http://iea-retd.org/wp-content/uploads/2014/06/RE-PROSUMERS_IEA-RETD_2014.pdf
4. Global Market Outlook, For Solar Power 2015–2019http://www.solarpowereurope.org/insights/global-market-outlook/