@misc{_Energy,
 address={Rzeszów},
 howpublished={online},
 publisher={Ignacy Łukasiewicz Energy Policy Institute},
 language={pol},
 type={ebook},
 title={Energy policy transition : the perspective of different states},
 keywords={Polityka energetyczna, Energia odnawialna, Stany Zjednoczone, Polska, Europa},
}