@misc{Urbisz_Alina_Occurrence,
 author={Urbisz, Alina},
 howpublished={online},
 publisher={Wydawnictwo Uniwersytetu Śląskiego},
 language={eng},
 title={Occurrence of temporarily-introduced alien plant species (ephemerophytes) in Poland - scale and assessment of the phenomenon},
 type={monografia},
}