1. Field tests with regard to pile driving and bearing capacity of piled foundations;Koizumi;Soils Found.,1967
2. Observations on the behavior of a piled raft foundation in London Clay;Hooper,1973
3. Some observations of the foundation loading and settlement of a multi-storey building on piled raft foundation in London Clay;Cooke,1981
4. Piled raft foundation of a tall building in Frankfurt Clay;Sommer,1985
5. Theory of design of piled raft and piled box foundations for tall building in Shanghai (in Chinese);Zhao,1989