@article{HeuermannRumiantsevSchott2004,
  author    = {Heuermann, Holger and Rumiantsev, A. and Schott, S.},
  title     = {Advanced on-wafer multiport calibration methods for mono- and mixed-mode device characterization},
  series = {On wafer characterization : 63rd ARFTG conference digest, spring 2004, 11 June 2004, Fort Worth, TX / Automatic RF Techniques Group. [Conference chair: John Cable. Publication chair: J. G. Burns]},
  journal   = {On wafer characterization : 63rd ARFTG conference digest, spring 2004, 11 June 2004, Fort Worth, TX / Automatic RF Techniques Group. [Conference chair: John Cable. Publication chair: J. G. Burns]},
  publisher = {IEEE Operations Center},
  address   = {Piscataway, NJ},
  isbn      = {0-7803-8371-0},
  pages     = {91 -- 96},
  year      = {2004},
  language  = {en}
}
@article{HeuermannErkens2004,
  author    = {Heuermann, Holger and Erkens, Holger},
  title     = {Blocking structures for mixed-mode systems. / Erkens, Holger ; Heuermann, Holger},
  series = {Conference proceedings : Tuesday 12th, Wednesday 13th and Thursday 14th October, [RAI International Exhibition and Congress Centre, Amsterdam ; part of European Microwave Week 2004] / EuMA, European Microwave Association. Vol. 1},
  journal   = {Conference proceedings : Tuesday 12th, Wednesday 13th and Thursday 14th October, [RAI International Exhibition and Congress Centre, Amsterdam ; part of European Microwave Week 2004] / EuMA, European Microwave Association. Vol. 1},
  publisher = {Horizon House Publ.},
  address   = {London},
  isbn      = {1-580-53992-0},
  pages     = {297 -- 300},
  year      = {2004},
  language  = {en}
}
@article{FerreinFritzLakemeyer2004,
  author    = {Ferrein, Alexander and Fritz, Christian and Lakemeyer, Gerhard},
  title     = {On-Line Decision-Theoretic Golog for Unpredictable Domains / Ferrein, Alexander ; Fritz, Christian ; Lakemeyer, Gerhard},
  series = {KI 2004: Advances in Artificial Intelligence : 27th Annual German Conference on AI, KI 2004, Ulm, Germany, September 20-24, 2004. Proceedings},
  journal   = {KI 2004: Advances in Artificial Intelligence : 27th Annual German Conference on AI, KI 2004, Ulm, Germany, September 20-24, 2004. Proceedings},
  publisher = {Springer},
  address   = {Berlin},
  pages     = {322 -- 336},
  year      = {2004},
  language  = {en}
}
@article{HagebeukerLangeRingbeck2004,
  author    = {Hagebeuker, Bianca and Lange, Robert and Ringbeck, Thorsten},
  title     = {Bildverarbeitung mit der dritten Dimension : wenn die Pixel auch Laufzeiten auswerten},
  series = {Sensor-Report : Sensorik, Messtechnik, Bildverarbeitung, Fabrikautomation. - 2004, H. 2},
  journal   = {Sensor-Report : Sensorik, Messtechnik, Bildverarbeitung, Fabrikautomation. - 2004, H. 2},
  publisher = {Rek \& Thomas},
  address   = {St. Gallen},
  issn      = {0179-9592},
  pages     = {11 -- 17},
  year      = {2004},
  language  = {de}
}
@article{FerreinKonurLakemeyer2004,
  author    = {Ferrein, Alexander and Konur, Savas and Lakemeyer, Gerhard},
  title     = {Learning Decision Trees for Action Selection in Soccer Agents / Konur, Savas ; Ferrein, Alexander ; Lakemeyer, Gerhard},
  pages     = {1 -- 7},
  year      = {2004},
  language  = {en}
}
@article{Ferrein2004,
  author    = {Ferrein, Alexander},
  title     = {Planwirtschaft},
  series = {Linux Magazin (2004)},
  journal   = {Linux Magazin (2004)},
  isbn      = {1432-640X},
  pages     = {50 -- 53},
  year      = {2004},
  language  = {de}
}
@article{HeuermannSadeghfam2004,
  author    = {Heuermann, Holger and Sadeghfam, Arash},
  title     = {Novel balanced inductor for compact differential systems / Sadeghfam, Arash; Heuermann, Holger},
  series = {Conference proceedings : Tuesday 12th, Wednesday 13th and Thursday 14th October, [RAI International Exhibition and Congress Centre, Amsterdam ; part of European Microwave Week 2004] / EuMA, European Microwave Association},
  journal   = {Conference proceedings : Tuesday 12th, Wednesday 13th and Thursday 14th October, [RAI International Exhibition and Congress Centre, Amsterdam ; part of European Microwave Week 2004] / EuMA, European Microwave Association},
  publisher = {Horizon House Publ.},
  address   = {London},
  isbn      = {1-580-53992-0},
  pages     = {709 -- 712},
  year      = {2004},
  language  = {en}
}