@misc{Porębski_Mieczysław_Teorematy_1990,
 author={Porębski, Mieczysław},
 number={2},
 copyright={Rights Reserved - Free Access},
 journal={Teksty Drugie},
 address={Warszawa},
 howpublished={online},
 year={1990},
 publisher={IBL PAN},
 language={pol},
 title={Teorematy},
 type={Text},
 URL={http://rcin.org.pl/ibl/Content/234482/WA248_70903_P-I-2524_porebski-teorematy_o.pdf},
 keywords={text, picture, theory},
}