@INCOLLECTION\{IMM2001-0714,
    author       = "P. Thyregod",
    title        = "Tolerancegr{\ae}nser",
    year         = "2001",
    booktitle    = "Den Store Danske Encyklop{\ae}di",
    volume       = "19",
    number       = "",
    series       = "",
    publisher    = "",
    address      = "",
    edition      = "",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/714-full.html"
}