- document
- Harris, Dougal H. (author) conference paper 2005
- document
- Harris, Dougal H. (author), Thomas, Giles (author), Renilson, Martin (author) conference paper 2001
- document
- Harris, Dougal H. (author), Thomas, Giles (author), Renilson, Martin (author) conference paper 2000
- document
- Harris, Dougal H. (author) conference paper 1999