%0 Journal Article %A Nicola Fusco %A Aldo Pratelli %T On a conjecture by Auerbach %J Journal of the European Mathematical Society %D 2011 %P 1633-1676 %V 13 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4171/jems/290/ %R 10.4171/jems/290 %F JEMS_2011_13_6_a3