@ARTICLE\{IMM2006-05081,
    author       = "J. Brimberg and H. Juel and A. Sch{\"{o}}bel",
    title        = "Locating a minisum circle on the plane",
    year         = "2006",
    journal      = "Operations Research",
    volume       = "",
    editor       = "",
    number       = "",
    publisher    = "",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/5081-full.html"
}