1. Recent facts about photovoltaics in Germany;Wirth;Fraunhofer ISE,2015
2. International technology roadmap for photovoltaic 2014 results, itrpv,2015
3. Decision on the approval of the revised national power development master plan for the 2011-2020 period with the vision on 2030,2016
4. Plan for the implementation of the Paris agreement,2016
5. The second biennial updated report of Vietnam to the united nations framework convention on climate change,2017