@article{COCV_2015__21_2_348_0,
     author = {Parini, Enea and Saintier, Nicolas},
     title = {Shape derivative of the {Cheeger} constant},
     journal = {ESAIM: Control, Optimisation and Calculus of Variations},
     pages = {348--358},
     publisher = {EDP-Sciences},
     volume = {21},
     number = {2},
     year = {2015},
     doi = {10.1051/cocv/2014018},
     mrnumber = {3348401},
     zbl = {1315.49018},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/cocv/2014018/}
}