@article{AIHPC_2002__19_5_617_0,
     author = {Clarenz, Ulrich and von der Mosel, Heiko},
     title = {Isoperimetric inequalities for parametric variational problems},
     journal = {Annales de l'I.H.P. Analyse non lin\'eaire},
     pages = {617--629},
     publisher = {Elsevier},
     volume = {19},
     number = {5},
     year = {2002},
     mrnumber = {1922471},
     zbl = {1014.53009},
     language = {en},
     url = {http://archive.numdam.org/item/AIHPC_2002__19_5_617_0/}
}