@ARTICLE\{IMM1999-0414,
    author       = "M. H. Bakr and J. W. Bandler and N. Georgieva and K. Madsen",
    title        = "A Hybrid Aggressive Space Mapping Algorithm for {EM} Optimization",
    year         = "1999",
    pages        = "2440-2449",
    journal      = "{IEEE} Trans. Microwave Theory Tech.",
    volume       = "MTT-47",
    editor       = "",
    number       = "",
    publisher    = "",
    url          = "http://www2.compute.dtu.dk/pubdb/pubs/414-full.html"
}