@CONFERENCE\{IMM1997-0479,
    author       = "P. K. Hansen and P. C. Hansen and S. D. Hansen and J. A. S{\o}rensen",
    title        = "ULV-Based Signal Subspace Method for Speech Enhancement",
    year         = "1997",
    pages        = "9-12",
    booktitle    = "International Workshop on Acoustic Echo and Noise Control, {IWAENC'}97",
    volume       = "",
    series       = "",
    editor       = "",
    publisher    = "Imperial Collega",
    organization = "",
    address      = "London",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/479-full.html"
}