Submitted by admin on Thu, 01/18/2018 - 15:11 c_cosidx: 364topics: Longwall and caving mining methodsc_lecno: 15c_moddate: 2011-10-11 14:05:31c_orderno: 9files: 6835.pdf (eng)course: Rock Mechanics for Miningc_noteidx: 4001