4Liang Fayun,Chen Longzhu,Shi Xuguang.Numerical analysis of composite piled raft with cushion subjected to vertical load[J].Computers and Geotechnics,2003,30:443-453.
5王勖成 邵敏.有限元法基本原理和数值方法[M].北京:清华大学出版社,1996..
6Prakoso W A,Kulhawy F H.Contribution to piled raft foundation design[J].Journal of Geotechnical and Geoenvironmental Engineering,2001,127(1):17-24.