@misc{Library_of_Institute_of_Dendrology_PAS_Alphabetical_1950-1996,
 author={Library of Institute of Dendrology PAS},
 copyright={Public Domain},
 howpublished={online},
 year={1950-1996},
 language={mul},
 type={Text},
 title={Alphabetical library catalog},
 title={Chas-Chem},
 URL={http://www.rcin.org.pl/Content/187170/PDF/KOR001_169857_1950-1996_Chas-Chem.pdf},
 keywords={alphabetical catalog, library catalog},
}