@CONFERENCE\{IMM1991-03736,
    author       = "V. V. Vidal and L. S{\o}rensen",
    title        = "A critical assessment of the Danish Water Action Plan",
    year         = "1991",
    pages        = "497-511",
    booktitle    = "Environment, Energy and Natural Resources Management in the Baltic Region",
    volume       = "",
    series       = "",
    editor       = "V. Valqui Vidal et al",
    publisher    = "",
    organization = "",
    address      = "",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/3736-full.html"
}