@ARTICLE{Cichowski_Edward_An_2000, author={Cichowski, Edward}, number={No 4}, journal={Archives of Mining Sciences}, pages={475-488}, howpublished={online}, year={2000}, publisher={Committee of Mining PAS}, type={Article}, title={An Estimation of Risk by Respirable Dust}, URL={http://ochroma.man.poznan.pl/Content/132301/PDF/5_MINING_45_4_2000_Cichowski_ESTIMATION.pdf}, }