@misc{Hillbricht-Ilkowska_Anna._Oprac_Polish, author={Hillbricht-Ilkowska, Anna. Oprac and Dąbrowska-Prot, Eliza. Oprac and Polska Akademia Nauk. Instytut Ekologii (Dziekanów Leśny) and Spodniewska, Irena (1930– ). Oprac}, copyright={Rights Reserved - Restricted Access}, address={Warsaw}, howpublished={online}, publisher={IEPAS}, language={eng}, title={Polish Ecological Bibliography for ...}, keywords={ecology, bibliography}, }