@BOOK\{IMM1999-02083,
    author       = "P. Fischer and H. Simon",
    title        = "Computational Learning Theory, Proceedings of the 4th European Conference, EuroCOLT'99",
    year         = "1999",
    volume       = "",
    number       = "",
    series       = "{LNCS} 1572",
    publisher    = "Springer Verlag",
    address      = "",
    edition      = "",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/2083-full.html"
}