@misc{Liutkauskas_Vidmantas_Aspects,
 author={Liutkauskas, Vidmantas},
 howpublished={online},
 publisher={Wydawnictwo Politechniki Śląskiej},
 language={eng},
 title={Aspects of service level for transport lacation services in GSM},
 type={artykuł},
 keywords={Politechnika Śląska, logistyka, transport},
}