Title: Authorization-Based Access Control for XML

Authors: Yaron Kanza, Alberto O. Mendelzon, Ren\'ee J. Miller, Zheng Zhang

This directory includes the files 
527.ps -- the paper as a postscript file.
527.ps.gz -- the postscript file compressed with gzip.

If you have difficulties downloading the paper or viewing it, please 
send an email to yaron@cs.toronto.edu.