@INCOLLECTION\{IMM1971-02292,
    author       = "D. Bj{\o}rner",
    title        = "On the Definition of  Higher Level Language Machines",
    year         = "1971",
    booktitle    = "Computers and Automata",
    volume       = "21",
    number       = "",
    series       = "Microwave Research Inst. Symposia",
    publisher    = "",
    address      = "",
    edition      = "",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/2292-full.html"
}