%0 Journal Article %A Hossein Movahedi-Lankarani %T An invariant of bi-Lipschitz maps %J Fundamenta Mathematicae %D 1993 %P 1-9 %V 143 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-143-1-1-9/ %R 10.4064/fm-143-1-1-9 %G de %F 10_4064_fm_143_1_1_9