@article{JCA_2008_15_3_JCA_2008_15_3_a9,
     author = {A. Henrot and G. A. Philippin and A. Safoui},
     title = {Some {Isoperimetric} {Inequalities} with {Application} to the {Stekloff} {Problem}},
     journal = {Journal of convex analysis},
     pages = {581--592},
     publisher = {mathdoc},
     volume = {15},
     number = {3},
     year = {2008},
     url = {http://geodesic.mathdoc.fr/item/JCA_2008_15_3_JCA_2008_15_3_a9/}
}