@INPROCEEDINGS{KlementNavaraPropositional99,
  IS =     { zkontrolovano 11 Jan 00 },
  MYNOTE =   { S1998, A1998, },
  AUTHOR =   {Klement, Erich Peter and Navara, Mirko},
  EDITOR =   { D.~Dubois, E.P.~Klement and H.~Prade },
  TITLE =   { Propositional fuzzy logics based on {F}rank
                  {t}-norms },
  BOOKTITLE =   { Fuzzy Sets, Logics and Reasoning about Knowledge },
  PUBLISHER =   {Kluwer Academic Publishers},
  importance =   {1},
  psurl =   { [PostScript,
                  106k] },
  psurl =   {[PostScript,
                  106k]},
  ADDRESS =   { Dordrecht/Boston/London, Netherlands },
  YEAR =   { 1999 },
  PAGES =   { 17--38 },
  isbn =   { 0-7923-5977-1 },
  series =   { Applied Logic Series },
  number =   { 15 },
  project =   { VZ98/013 },
}