@misc{Graczyk_Anna_Safe,
 author={Graczyk, Anna and Czerczak, Sławomir and Barański, Bogusław},
 copyright={Graczyk, Anna},
 copyright={Czerczak, Sławomir},
 copyright={Barański, Bogusław},
 howpublished={online},
 publisher={Nofer Institute of Occupational Medicine},
 publisher={Polish Association of Occupational Medicine},
 language={pol, eng},
 type={serial - article},
 type={language document},
 title={Safe usage of chemicals in European Union countries.},
}