@misc{Riv17e,
  author =        { Ronald L. Rivest },
  title =         { Remarks on Election Integrity },
  date =          { 2017-09-12 },
  note =          { Testimony given at meeting of the Presidential Advisory Committee on
                    Election Integrity (Verbal testimony as notes in ppt file, and in pdf file.) },
  urla =          { <a href="https://www.youtube.com/watch?v=U10OIBNjudI#t=6h48m12s">video</a> },
  urlb =          { <a href="https://www.whitehouse.gov/blog/2017/07/13/presidential-advisory-commission-election-integrity">commission</a> },
}