@ARTICLE\{IMM1997-0689,
    author       = "O. Caprani and K. Madsen and O. Stauning",
    title        = "Existence Test for Asynchronous Interval Iterations",
    year         = "1997",
    pages        = "259-268",
    journal      = "Reliable  Computing",
    volume       = "",
    editor       = "",
    number       = "3",
    publisher    = "",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/689-full.html"
}