@ARTICLE\{IMM2006-03575,
    author       = "L. E. Christiansen and J. S. Andersen and H. C. Wegener and H. Madsen",
    title        = "Spatial scan statistics using elliptic windows",
    year         = "2006",
    pages        = "411-424",
    journal      = "Journal of Agricultural, Biological, and Environmental Statistics",
    volume       = "11",
    editor       = "",
    number       = "4",
    publisher    = "",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/3575-full.html"
}