@MISC\{IMM2001-0531,
    author       = "J. Villadsen",
    title        = "The Status of Stable Quicksort",
    year         = "2001",
    pages        = "1-4",
    publisher    = "",
    address      = "",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/531-full.html"
}