@misc{Gradowski_Paweł_Strategy,
 author={Gradowski, Paweł},
 howpublished={online},
 publisher={Wydawnictwo Politechniki Śląskiej},
 language={eng},
 title={Strategy of ERTMS implementation in various railway managements},
 type={artykuł},
 keywords={Politechnika Śląska, logistyka, transport},
}