@misc{Janiszewski_Zygmunt_(1888–1920)_Avertissement_1962,
 author={Janiszewski, Zygmunt (1888–1920)},
 editor={Borsuk, Karol (1905–1982). Red.},
 copyright={Rights Reserved - Restricted Access},
 address={Warszawa},
 howpublished={online},
 year={1962},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={fre},
 title={Avertissement},
 type={Text},
}