Xiaowu Tang, Ben Niu, Guanchu Cheng, Hao Shen. Closed-form solution for consolidation of three-layered soil with a vertical drain system. Geotextiles and Geomembranes, 36(2013)：81-91. Tang, X.W. & Onitsuka, K; Consolidation of double-layered ground with vertical drains, International Journal of Numerical and Analytical Methods in Geomechanics,25(14):1149-1465, 2001. (Cited 15) Tang, X.W. & Onitsuka,K.; Consolidation by vertical drains under time-dependent loading, International Journal of Numerical and Analytical Methods in Geomechanics, 24(9):739-751, 2000. (Cited 16) Yun Min Chen, Xiao Wu Tang and Ning Jia, Consolidation of sensitive clay with vertical drain, International Journal of Numerical and Analytical Methods in Geomechanics, 31(15): 1695-1713, DEC 25, 2007. Xiao Wu Tang, Lin Tang, Wei She, Bai-Song Gao. Prediction of pore size characteristics of woven slit-film geotextiles subjected to tensile strains. Geotextiles and Geomembranes 38(2013) 43-50. Lin Tang, Xiaowu Tang, Wei Liu, and Haojun Zhang. A Case Study of Effect of Horizontal Drains on Rainfall induced Landslide, 2011, Advanced Materials Research, 250-253, 1834-1837. Xiao Wu Tang, Hengyu Wang. An analytical solution for contaminant extraction using well injection depth extraction technology, Geotextiles and Geomembranes 43 (2015), 118-127.