@ARTICLE{Dariusz_Knez_STRESS_2014,
 author={Dariusz Knez},
 number={No 1},
 journal={Archives of Mining Sciences},
 howpublished={online},
 year={2014},
 publisher={Committee of Mining PAS},
 title={STRESS STATE ANALYSIS IN ASPECT OF WELLBORE DRILLING DIRECTION},
 URL={http://www.journals.pan.pl/Content/93435/PDF/10267-Volume59_Issue1-05_paper.pdf},
 doi={10.2478/amsc-2014-0005},
}