@MISC\{IMM1985-03783,
    author       = "V. V. Vidal",
    title        = "Some inventory models",
    year         = "1985",
    pages        = "24",
    publisher    = "{IMSOR,} {DTH}",
    address      = "",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/3783-full.html"
}