1. Sustainability perspectives – a review for solar photovoltaic trends and growth opportunities;Choudhary;Journal of Cleaner Production,2019
2. International Technology Roadmap for Photovoltaics,2019
3. EIA - Annual Energy Outlook 2018,2018
4. World Energy Outlook 2018;International Energy Agency,2018
5. The Sustainable Development Goals Report 2018;Guterres,2018