@ARTICLE\{IMM2002-0397,
    author       = "J. Larsen",
    title        = "Introduktion til Operationsanalyse",
    year         = "2002",
    month        = "mar",
    pages        = "4-6",
    journal      = "ORbit",
    volume       = "1",
    editor       = "",
    number       = "",
    publisher    = "Dansk Selskab for Operationsanalyse",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/397-full.html",
    isbn_issn    = "1601-8893"
}