@TECHREPORT\{IMM1996-0673,
    author       = "H. Ekblom and H. B. Nielsen",
    title        = "A Comparison of eight Algorithms for Computing {M-}Estimates",
    year         = "1996",
    pages        = "14",
    number       = "",
    series       = "",
    institution  = "Informatics and Mathematical Modelling, Technical University of Denmark, {DTU}",
    address      = "Richard Petersens Plads, Building 321, {DK-}2800 Kgs. Lyngby",
    type         = "",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/673-full.html"
}