@misc{Koloch_Grzegorz_On,
 author={Koloch, Grzegorz and Kuszewski, Tomasz and Szapiro, Tomasz},
 howpublished={online},
 publisher={Publishing House of the University of Economics in Katowice},
 language={eng},
 title={On stability of educational rankings},
 type={czasopismo},
 keywords={educational ranking, imprecision, multicriteria evaluation, stability},
}