@CONFERENCE\{IMM1982-02761,
    author       = "N. K. Poulsen and J. Hols",
    title        = "Robust Self Tuning Controllers in Non Stationary Situations",
    year         = "1982",
    pages        = "257-279",
    booktitle    = "Workshop on Adaptive Control, Florence, Italy",
    volume       = "",
    series       = "",
    editor       = "",
    publisher    = "",
    organization = "",
    address      = "",
    note         = "Also in Recerche di Automatica, 1982, vol. 13, no. {2,} pp. 197-217",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/2761-full.html"
}