TY - Journal of Yangtze River Scientific Research Institute A1 - GAO Chun-yu, XU Jin, LI Zhong-hong T1 - Mechanical Properties of Sandy Slate under Loading and Unloading Conditions Y1 - 2013-02-01 JF - Journal of Yangtze River Scientific Research Institute JO - Journal of Yangtze River Scientific Research Institute SP - 52 EP - 56 VL - 30 IS - 2 UR - http://ckyyb.crsri.cn N1 - 10.3969/j.issn.1001-5485.2013.02.011 ER -