%0 Journal Article %A Edgar Reich %T Remarks on the Conditions for Unique Extremality of Quasiconformal Mappings %J Publications de l'Institut Mathématique %D 2004 %P 67 %V _N_S_75 %N 89 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.2298/PIM0475067R/ %R 10.2298/PIM0475067R %G en %F 10_2298_PIM0475067R