TY - Journal of Yangtze River Scientific Research Institute A1 - JI Hui-Bin, YAN E-Chuan, SONG Kun, WANG Zhang-Qiong- T1 - Rock Mass Classification of Underground Water-Sealed Caverns Y1 - 2012-07-01 JF - Journal of Yangtze River Scientific Research Institute JO - Journal of Yangtze River Scientific Research Institute SP - 62 EP - 66 VL - 29 IS - 7 UR - http://ckyyb.crsri.cn N1 - 10.3969/j.issn.1001-5485.2012.07.014 ER -