@CONFERENCE\{IMM2000-0450,
    author       = "P. C. Hansen and M. Jacobsen and J. M. Rasmussen and H. S{\o}rensen",
    title        = "The {PP-TSVD} Algorithm for Image Reconstruction Problems",
    year         = "2000",
    pages        = "171-186",
    booktitle    = "Methods and Applications of Inversion",
    volume       = "92",
    series       = "Lecture Notes in Earth Science",
    editor       = "P. C. Hansen, B. H. Jacobsen and K. Mosegaard",
    publisher    = "Springer",
    organization = "",
    address      = "Berlin",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/450-full.html"
}