@ARTICLE{Siwiec_Antoni_Relationships_2001,
 author={Siwiec, Antoni},
 number={No 4},
 journal={Archives of Mining Sciences},
 pages={519-526},
 howpublished={online},
 year={2001},
 publisher={Committee of Mining PAS},
 type={Article},
 title={Relationships between particle size distribution and work in a grinding process},
 URL={http://czasopisma.pan.pl/Content/132266/PDF/10_MINING_46_4_2001_Siwiec_RELATIONSHIPS.pdf},
}