@CONFERENCE\{IMM1989-02921,
    author       = "V. B. Iversen and A. L. Kragh and B. F. Nielsen",
    title        = "The exact evaluation of the \{M/D/1/n",
    year         = "1989",
    month        = "aug",
    pages        = "III.2.1-III",
    booktitle    = "NTS-8",
    volume       = "",
    series       = "",
    editor       = "",
    publisher    = "",
    organization = "",
    address      = "Helsinki",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/2921-full.html"
}