@misc{_Index_1982,
 copyright={Public Domain},
 address={Kórnik},
 howpublished={online},
 year={1982},
 language={mul},
 type={Text},
 title={Index Seminum Anno 1981 Collectorum Quae Instituti Arboretum Pro Mutua Commutatione Offer},
 URL={http://rcin.org.pl./Content/191340/PDF/KOR001_226572_1982-Index-Seminum-Anno-1981.pdf},
 keywords={catalog of seeds, seeds of trees and shrubs, seed exchange, Kórnik Arboretum},
}