Here's a link for those who are interested in reading it: https://web.archive.org/web/20041204143417/http://www.sics.s...
This was archived from http://www.sics.se/~joe/thesis/armstrong_thesis_2003.pdf which now returns a 404 Error.
This was archived from http://www.sics.se/~joe/thesis/armstrong_thesis_2003.pdf which now returns a 404 Error.