@misc{_Contens_2019,
 copyright={© Copyright by Wydawnictwo Uniwersytetu Wrocławskiego Sp. z o.o., Wrocław 2019},
 address={Wrocław},
 howpublished={online},
 year={2019},
 publisher={Wydawnictwo Universytetu Wrocławskiego},
 language={pol},
 language={eng},
 title={Contens},
}