- Author: The Institution of Structural Engineers
- Language: English
- Year: 2004
- Author: The Institution of Structural Engineers
- Language: English
- Year: 2008
- Author: Institution of Structural Engineers
- Language: English
- Year: 2010
- Author: Institution of Structural Engineers (Great Britain).
- Language: English
- Year: 1999
- Author: N. J Seward
- Language: English
- Year: 2005
- Author: The Institution of Structural Engineers
- Language: English
- Year: 2010