@misc{Jędrowiak_Anna_Liriodendron_2009-2019,
 author={Jędrowiak, Anna and Nowak, Kinga},
 copyright={Creative Commons Attribution BY-SA 4.0 license},
 howpublished={online},
 year={2009-2019},
 language={mul},
 title={Liriodendron tulipifera L.},
}