@misc{Broniewska_Katarzyna_Betula_2010,
 author={Broniewska, Katarzyna},
 copyright={Creative Commons Attribution BY-SA 4.0 license},
 howpublished={online},
 year={2010},
 language={mul},
 title={Betula alleghaniensis Britton, synonim Betula lutea F.Michx.},
 type={Image},
 keywords={woody plant, deciduous tree, North American speciec},
}