@misc{Bujak-Pietrek_Stella_Occupational,
 author={Bujak-Pietrek, Stella},
 copyright={Nofer Institute of Occupational Medicine},
 howpublished={online},
 publisher={Nofer Institute of Occupational Medicine},
 publisher={Polish Association of Occupational Medicine},
 language={pol, eng},
 type={serial - article},
 type={language document},
 title={Occupational exposure to nanoparticles. assessment of workplace exposure},
}