@ARTICLE\{IMM1998-03729,
    author       = "V. V. Vidal and P. M. Borges and L. S{\o}rensen",
    title        = "Strategic approaches to climate change at country level - focusing on greehouse abatement",
    year         = "1998",
    keywords     = "soft Or, hard {OR,} strategic planning",
    pages        = "183-205",
    journal      = "Investigacao Operacional (Portugal)",
    volume       = "18",
    editor       = "",
    number       = "",
    publisher    = "",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/3729-full.html"
}