@misc{Murawski_Roman_Decidability,
 author={Murawski, Roman},
 howpublished={online},
 publisher={Wydaw. Uniwersytetu Marii Curie-Skłodowskiej},
 language={eng},
 type={artykuł},
 title={Decidability vs. undecidability. Logico-philosophico-historical remarks},
}