@TECHREPORT{regoli:sipta:compa_prob:1999,
  AUTHOR =        {Giuliana Regoli},
  TITLE =         {Comparative probability orderings},
  INSTITUTION =   {Society for Imprecise Probabilities: Theories and Applications},
  YEAR  =         {1999},
  PAGES =         {12},
  URL   =         {http://sipta.org/documentation/comparative_prob/regoli.pdf},
}