@misc{Twardowski_Kazimierz_(1866–1938)_Bolzanos_[ca,
 author={Twardowski, Kazimierz (1866–1938)},
 copyright={Public Domain},
 journal={Twardowski, Kazimierz (1866-1938). Archiwalia},
 journal={Twardowski, Kazimierz (1866-1938). Rozprawy i inne prace},
 howpublished={online},
 year={[ca 1894]},
 language={ger},
 title={Bolzanos u.[nd] Ulricis Def.[inition] Excerpte aus Ulrici},
 type={Text},
 URL={http://rcin.org.pl/Content/35105/PDF/WA004_23635_TR204_Tward-Bolzanos-und-u.pdf},
 keywords={Twardowski, Kazimierz (1866-1938) -- archives, Polish philosophy (19 c.), Polish manuscripts (19 c.)},
}