@misc{Moalla_Frikha_Hela_A,
 author={Moalla Frikha, Hela and Frikha, Ahmed},
 howpublished={online},
 publisher={Publishing House of the University of Economics in Katowice},
 language={eng},
 title={A PROMETHEE II-BELIEFapproach for multi-criteria decision-making problems with incomplete information},
 type={czasopismo},
 keywords={informacja, PROMETHEE II-BELIEF, wielokryterialne podejmowanie decyzji},
}