Submitted by admin on Thu, 01/18/2018 - 15:11 c_cosidx: 305topics: Strength of rock and rock massesc_lecno: 8c_moddate: 2010-05-22 15:53:49c_orderno: 8files: 5879.pdf (eng)course: Design of Tunnel and Underground Spacec_noteidx: 3305