@misc{_Letters_2021,
 volume={124},
 editor={Institute of History of the Polish Academy of Sciences},
 copyright={Creative Commons Attribution BY-ND 4.0 license},
 journal={Acta Poloniae Historica},
 address={Warszawa},
 howpublished={online},
 year={2021},
 publisher={Instytut Historii Polskiej Akademii Nauk},
 language={eng},
 title={Letters to the editors},
 type={Text},
 keywords={Poland - history - periodicals},
}