Clicking this item obtains the full text of the article in postscript.
"[original]" means the version that was distributed in the proceedings
at the workshop. "[revised]" signifies whatever has been received
after that date.
We plan to keep these articles around for the foreseeable future, but
they have not been formally published, and the author (or whoever the
author transfers the copyright to) may require their withdrawal at
any time.