@ARTICLE\{IMM1989-03700,
    author       = "V. V. Vidal",
    title        = "Lagrange relaxation and Dantzig-Wolfe decomposition",
    year         = "1989",
    pages        = "43-48",
    journal      = "Control and Cybernetics",
    volume       = "18",
    editor       = "",
    number       = "3-4",
    publisher    = "",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/3700-full.html"
}