@misc{Kliś_Paweł_Maintenance,
 author={Kliś, Paweł and Godlewski, Paweł and Kobus, Ryszard},
 howpublished={online},
 publisher={National Institute of Telecommunications},
 language={ang},
 title={Maintenance of Lead-acid Batteries Used in Telecommunications Systems, Journal of Telecommunications and Information Technology, 2015, nr 4},
 type={artykuł},
 keywords={telecommunications systems, maintenance, battery capacity measurements},
}