%0 Journal Article %A Justyna Jarczyk %A Janusz Matkowski %T Invariance in the class of weighted quasi-arithmetic means %J Annales Polonici Mathematici %D 2006 %P 39-51 %V 88 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap88-1-3/ %R 10.4064/ap88-1-3 %G en %F 10_4064_ap88_1_3