@misc{_Index_1953,
 copyright={Public Domain},
 address={Kórnik},
 howpublished={online},
 year={1953},
 language={mul},
 title={Index Seminum Anno 1953 Collectorum Quae Instituti Arboretum Pro Mutua Commutatione Offert},
 type={Text},
 URL={http://rcin.org.pl/Content/186719/PDF/KOR001_168091_Collectorum-Quae-Inst-Arb-1953.pdf},
 keywords={catalog of seeds, seeds of trees and shrubs, seed exchange, Kórnik Arboretum},
}