@MISC\{IMM1997-02487,
    author       = "C. L. Hankin and H. Riis Nielson and J. Palsberg",
    title        = "Strategic Directions in Computer Science: Models of Programming Languages",
    year         = "1997",
    publisher    = "",
    address      = "",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/2487-full.html"
}