@misc{Pacyniak_Cezary_Age_2006,
 author={Pacyniak, Cezary},
 volume={11},
 editor={Bugała, Władysław. Redaktor},
 editor={Polska Akademia Nauk. Instytut Dendrologii},
 copyright={Creative Commons Attribution BY-SA 4.0 license},
 journal={Nasze drzewa leśne},
 address={Poznań-Kórnik},
 howpublished={online},
 year={2006},
 publisher={Bogucki Wydawnictwo Naukowe},
 language={mul},
 title={Age of the oldest and monumental oaks in Poland},
 type={Text},
 keywords={oaks, protection of oaks, monumental oak trees, the oldest oak trees, Quercus robur, Quercus petraea},
}