2004.09.16 18:27 "Re: [Tiff] versioned symbols [Was: Calltype support]", by Thomas J. Kacvinsky

Is this the paper you're thinking about?

http://www.usenix.org/publications/library/proceedings/als00/2000papers/papers/full_papers/browndavid/browndavid_html/

That is the one...

Tom