@misc{Hałas_Stanisław_Controversies,
 author={Hałas, Stanisław and Pacek, Adrian},
 howpublished={online},
 publisher={Uniwersytet Marii Curie-Skłodowskiej (Lublin)},
 language={eng},
 type={artykuł},
 title={Controversies about the value of the third cosmic velocity},
 keywords={third cosmic velocity},
}