1. Tomlinson M, Chapman M, Wright HD, Tomlinson A, Jefferson A. Shell composite construction for shallow draft immersed tube tunnels. ICE International Conference on Immersed Tube Tunnel Techniques, Manchester, UK, April, 1989.
2. The experimental behaviour of double skin composite elements;Wright;Journal of Constructional Steel Research,1991
3. The design of double skin composite elements;Wright;Journal of Constructional Steel Research,1991
4. Goode CD. Composite construction to resist external pressure. Speciality Conference on Concrete Filled Steel Tubular Structures, 1988:46-52.
5. Composite columns of double-skinned shells;Shakir-Khalil;Journal of Constructional Steel Research,1991