@misc{Kahlig_Peter_Generalization,
 author={Kahlig, Peter and Matkowski, Janusz},
 howpublished={online},
 publisher={Wydawnictwo Uniwersytetu Śląskiego},
 language={eng},
 title={Generalization of the harmonic weighted mean via Pythagorean invariance identity and application},
 type={artykuł},
 keywords={matematyka},
}