@MISC\{IMM1998-02556,
    author       = "P. Thyregod",
    title        = "En Introduktion til Statistik Bind {3A-}3D",
    year         = "1998",
    publisher    = "IMM",
    address      = "",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/2556-full.html"
}