@techreport{Shankar:CSD-04-1363,
    Author = {Umesh Shankar and Monica Chew and J. D. Tygar},
    Title = {Side Effects Are Not Sufficient to Authenticate Software},
    Institution = {EECS Department, University of California, Berkeley},
    Year = {2004},
    URL = {http://www.eecs.berkeley.edu/Pubs/TechRpts/2004/6207.html},
    Number = {UCB/CSD-04-1363}
}