@ARTICLE{_Contents_2018,
 volume={vol. 63},
 number={No 4},
 journal={Archives of Mining Sciences},
 howpublished={online},
 year={2018},
 publisher={Committee of Mining PAS},
 type={Contents},
 title={Contents},
 URL={http://www.journals.pan.pl/Content/109843/PDF-MASTER/Archiwum-63-4-Contents.pdf},
}