TY - JOUR L1 - http://journals.pan.pl/Content/105566/PDF/10267-Volume62_Issue1-13_paper.pdf L2 - http://journals.pan.pl/Content/105566 PY - 2017 IS - No 1 DO - 10.1515/amsc-2017-0013 A1 - Markowicz, Józef A1 - Rajwa, Sylwester A1 - Szweda, Stanisław PB - Committee of Mining PAS DA - 2017 T1 - Modelling of Powered Roof Support Cooperation with the Floor of Low Bearing Capacity in the aspect of Shaping the Section Design UR - http://journals.pan.pl/dlibra/publication/edition/105566 T2 - Archives of Mining Sciences ER -