Conference paper (2005) - Chris Earl (author), Claudia Eckert (author), L. Bucciarelli (author), D. Whitney (author), T. Knight (author), M Stacey (author), A. Blackwell (author), Sebastian Macmillan (author), P. John Clarkson (author), John Clarkson (author), P. J. Clarkson (author), P.J. Clarkson (author)