@misc{Karolewski_Piotr_Equivalents_1989,
 author={Karolewski, Piotr},
 volume={21},
 editor={Białobok, Stefan. Redaktor},
 editor={Polska Akademia Nauk. Instytut Dendrologii},
 copyright={Creative Commons Attribution BY-SA 4.0 license},
 journal={Nasze drzewa leśne},
 address={Warszawa-Poznań},
 howpublished={online},
 year={1989},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={mul},
 title={Equivalents and formulae},
 type={Text},
 URL={http://www.rcin.org.pl/Content/176524/PDF/KOR001_155518_1989_Przeliczniki-i-wzory.pdf},
 keywords={gaseous air pollution, laboratory experiments, equivalents and formulae for measurements},
}