@TECHREPORT\{IMM2005-04001,
    author       = "M. Wen and J. Larsen and J. Clausen",
    title        = "An exact algorithm for Aircraft Landing Problem",
    year         = "2005",
    month        = "sep",
    keywords     = "Aircraft Landing Problem, Branch-and-Price",
    number       = "",
    series       = "IMM-Technical Report-2005-12",
    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/4001-full.html"
}