@article{COCV_2012__18_4_1049_0,
     author = {Lemenant, Antoine and Mainini, Edoardo},
     title = {On convex sets that minimize the average distance},
     journal = {ESAIM: Control, Optimisation and Calculus of Variations},
     pages = {1049--1072},
     publisher = {EDP-Sciences},
     volume = {18},
     number = {4},
     year = {2012},
     doi = {10.1051/cocv/2011190},
     mrnumber = {3019472},
     zbl = {1259.49065},
     language = {en},
     url = {http://archive.numdam.org/articles/10.1051/cocv/2011190/}
}