@misc{Piatkowski_Piotr_Electric,
 author={Piatkowski, Piotr and Puszkiewicz, Wojciech},
 address={Koszalin},
 howpublished={online},
 publisher={Publishing House of the Koszalin University of Technology},
 language={eng},
 type={artykuł w czasopiśmie},
 title={Electric vehicles: problems or solutions},
 keywords={urban transport system, electric vehicles, costs, effectiveness},
}