@INCOLLECTION\{IMM1999-0562,
    author       = "J. Clausen",
    title        = "Ruteoptimering - modeller og l{\o}sningsmetoder",
    year         = "1999",
    pages        = "125 - 143",
    booktitle    = "{GIS} i Danmark 2",
    volume       = "",
    number       = "",
    series       = "",
    publisher    = "",
    address      = "",
    edition      = "",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/562-full.html"
}