@MISC\{IMM1993-02770,
    author       = "N. K. Poulsen",
    title        = "A short introduction to Matlab",
    year         = "1993",
    publisher    = "Department of Mathematical Modelling (IMM), The Technical University of Denmark",
    address      = "",
    note         = "{IMM} undervisningsmateriale",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/2770-full.html"
}