https://www.diw.de/de/diw_01.c.541405.de/publikationen/sonstige_aufsaetze/2016_0000/social_impacts_of_renewable_energy_in_germany__size__history_and_alleviation.html
DIW Berlin: Social Impacts of Renewable Energy in Germany : Size, History and Alleviation
renewable energy in germany
https://www.linkcentre.com/de/science-technology/renewable-energy/biofuels/
Top 5 Biofuels and Renewable Energy in Germany | LinkCentre
renewable energy in germanytop 5biofuels