%0 Journal Article %A Ressayre, N. %T Balanced configurations of $2 n + 1$ plane vectors %J Journal of Algebraic Combinatorics %D 2005 %P 281-287 %V 21 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/JAC_2005__21_3_a4/ %G en %F JAC_2005__21_3_a4