@misc{Bonoldi_Józef_Achilles_(1821-1871)_De,
 author={Bonoldi, Józef Achilles (1821-1871)},
 address={Paris},
 howpublished={online},
 publisher={Librairie Centrale},
 publisher={Typogr. Pilloy},
 language={fre},
 title={De l'inutilité d'un congrès dans la question polonaise},
 type={broszura},
}