@misc{_Index_1980,
 copyright={Public Domain},
 address={Kórnik},
 howpublished={online},
 year={1980},
 language={mul},
 title={Index Seminum Anno 1979 Collectorum Quae Instituti Arboretum Pro Mutua Commutatione Offer},
 type={Text},
 URL={http://rcin.org.pl/Content/186886/PDF/KOR001_168157_1980_Index-Seminum-Anno-1.pdf},
 keywords={catalog of seeds, seeds of trees and shrubs, seed exchange, Kórnik Arboretum},
}