@CONFERENCE\{IMM1991-02017,
    author       = "J. Madsen",
    title        = "Delay Estimation for {CMOS} Functional Cells",
    year         = "1991",
    pages        = "101 - 105",
    booktitle    = "Proceedings of the 2nd European Design Automation  Conference, {EDAC-}91",
    volume       = "",
    series       = "",
    editor       = "",
    publisher    = "",
    organization = "",
    address      = "",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/2017-full.html"
}