%0 Journal Article %A Valentino Magnani %T On a general coarea inequality and applications %J Annales Fennici Mathematici %D 2002 %P 121-140 %V 27 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/AFM_2002_27_1_a9/ %G en %F AFM_2002_27_1_a9