@ARTICLE{Jaszczuk_Marek_A_2017, author={Jaszczuk, Marek and Pawlikowski, Arkadiusz}, number={No 4}, journal={Archives of Mining Sciences}, howpublished={online}, year={2017}, publisher={Committee of Mining PAS}, title={A Model of Equilibrium Conditions of Roof Rock Mass Giving Consideration to the Yielding Capacity of Powered Supports}, URL={http://ochroma.man.poznan.pl/Content/105603/PDF/10267-Volume62_Issue4-02_paper.pdf}, doi={10.1515/amsc-2017-0049}, }