%0 Journal Article %T Using roofs of a seam resonance system to create the model of bump phenomenom - a coal seam in the OKR conditions %A Bukovansky Stanislav %J Acta Montanistica Slovaca %D 1999 %I Technical University of Kosice %X Like an ideal model of the bumps rise is possible to create for the OKR saddle layers seams conditions on the base of analyses of oscillation effects resp. drifts using roofs of a seam resonance system - a coal seam at the mountain massif. %K Shock Phenomena %K Modelling %K Coal Seams %U http://actamont.tuke.sk/pdf/1999/n3/4b.pdf