@misc{Osdemir_Yalcin_Analysis,
 author={Osdemir Yalcin and Voltr Petr},
 howpublished={online},
 publisher={Wydaw. Politechniki Częstochowskiej},
 language={eng},
 type={artykuł},
 title={Analysis of the wheel and rail frictionless normal contact consideringmaterial parameters},
 keywords={wheel-rail contact, railway, normal contact},
}