- Author: G. Stephenson
- Language: English
- Year: 1986
- Author: Ian Stephenson
- Language: English
- Year: 2005
- Author: Stephenson G.
- Language: English
- Year: 1986
- Author: Ian Stephenson
- Language: English
- Year: 2007
- Author: Peter Stephenson Keith Gilbert
- Language: English
- Year: 1999
- Author: John R. Stephenson Alan Warnes
- Language: English
- Year: 2010
- Author: Stephenson.
- Language: English
- Author: Ian T. Jolliffe David B. Stephenson
- Language: English
- Year: 2003