D. Millard, and M. Ross. Proceedings of the Seventeenth ACM Conference on Hypertext and Hypermedia, page 27-30. Odense, Denmark, ACM Press, (August 2006)
D. Millard, H. Davis, and L. Moreau. Proceedings of the 6th Workshop on Open Hypermedia Systems and Structural Computing, volume 1903 of Lecture Notes in Computer Science, page 3-12. San Antonio, Texas, Springer-Verlag, (June 2000)
D. Millard, N. Gibbins, D. Michaelides, and M. Weal. Proceedings of the Sixteenth ACM Conference on Hypertext and Hypermedia, page 54-62. Salzburg, Austria, ACM Press, (August 2005)
D. Millard, and M. Ross. HYPERTEXT '06: Proceedings of the seventeenth conference on Hypertext and hypermedia, page 27--30. New York, NY, USA, ACM, (2006)