@Misc{Riv09c,
  author = 	 { Ronald L. Rivest },
  title = 	 { Audit Thoughts },
  howpublished = { Slides for a brief talk on post-election auditing, given at the
                   Post-Election Audit Workshop, organized by the American Statistical
                   Association on October 24, 2009 (Alexandria, Virginia) },
  date =         { 2009-10-24 },                  
  OPTyear = 	 { 2009 },
  OPTmonth = 	 { October 24, },
}