@article{10_4171_ifb_252,
     author = {Peter Sternberg and Ihsan Topaloglu},
     title = {On the global minimizers of a nonlocal isoperimetric problem in two dimensions},
     journal = {Interfaces and free boundaries},
     pages = {155--169},
     year = {2011},
     volume = {13},
     number = {1},
     doi = {10.4171/ifb/252},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ifb/252/}
}