TY - Journal of Yangtze River Scientific Research Institute A1 - LI Qiu-quan T1 - Application of Improved Combinatorial Forecasting Model to Railway Tunnel Deformation Prediction Y1 - 2018-11-01 JF - Journal of Yangtze River Scientific Research Institute JO - Journal of Yangtze River Scientific Research Institute SP - 63 EP - 68 VL - 35 IS - 11 UR - http://ckyyb.crsri.cn N1 - 10.11988/ckyyb.20170446 ER -