@article{EllerwegRitzSchuhmann2009,
  author    = {Ellerweg, Roland and Ritz, Thomas and Schuhmann, Stefan},
  title     = {Anwendungsentwicklung f{\"u}r iPhone und Windows Mobile : ein bisschen von allem},
  series = {iX : Magazin f{\"u}r professionelle Informationstechnik},
  journal   = {iX : Magazin f{\"u}r professionelle Informationstechnik},
  number    = {3},
  issn      = {0935-9680 (Print)},
  pages     = {132 -- 135},
  year      = {2009},
  language  = {de}
}
@book{Lohr2009,
  author    = {Lohr, J{\"u}rgen},
  title     = {High Definition Media Services : Zukunft des Rundfunks im Internet: Technologien und Anwendungsperspektiven},
  publisher = {Schiele \& Sch{\"o}n},
  address   = {Berlin},
  isbn      = {978-3-7949-0789-2},
  pages     = {216 S. : Ill., graph. Darst.},
  year      = {2009},
  language  = {de}
}
@book{Lepers2009,
  author    = {Lepers, Heinrich},
  title     = {SPS-Programmierung nach IEC 61131-3 : mit Beispielen f{\"u}r CoDeSys und STEP 7 ; [auf 4 DVDs/CDs: Installationssoftware f{\"u}r CoDeSys, STEP 7 und WINCC flexible ; alle Beispiele aus dem Buch f{\"u}r CoDeSys und STEP7 ; alle L{\"o}sungen zu den {\"U}bungsprojekten f{\"u}r CoDeSys und STEP 7] / Heinrich Lepers . 3. neu bearb. Aufl.},
  publisher = {Franzis},
  address   = {Poing},
  isbn      = {978-3-7723-5806-7},
  pages     = {429 S. : Ill., graph. Darst.},
  year      = {2009},
  language  = {de}
}
@book{Seehausen2009,
  author    = {Seehausen, Gerhard},
  title     = {Halbleiterschaltungstechnik},
  publisher = {Logos-Verl.},
  address   = {Berlin},
  isbn      = {978-3-8325-2218-6},
  pages     = {271 S. : graph. Darst.},
  year      = {2009},
  language  = {de}
}
@book{Heuermann2009,
  author    = {Heuermann, Holger},
  title     = {Hochfrequenztechnik. Komponenten f{\"u}r High-Speed- und Hochfrequenzschaltungen / 2., durchges. und erw. Aufl.},
  publisher = {Vieweg + Teubner},
  address   = {Wiesbaden},
  isbn      = {978-3-8348-0769-4},
  pages     = {XII, 383 S. : Ill., graph. Darst.},
  year      = {2009},
  language  = {de}
}
@article{HeuermannSadeghfam2009,
  author    = {Heuermann, Holger and Sadeghfam, A.},
  title     = {Enhanced system architecture for rugged wide band data transmission / Sadeghfam, A. ; Heuermann, H.},
  series = {European Radar Conference, 2009 : EuRAD 2009 ; Sept. 30 - Oct. 2 2009, Rome, Italy ; part of the European Microwave Week (EuMW) / sponsored by EuMA, European Microwave Association},
  journal   = {European Radar Conference, 2009 : EuRAD 2009 ; Sept. 30 - Oct. 2 2009, Rome, Italy ; part of the European Microwave Week (EuMW) / sponsored by EuMA, European Microwave Association},
  publisher = {IEEE},
  address   = {Piscataway, NJ},
  isbn      = {978-2-87487-014-9},
  pages     = {347 -- 350},
  year      = {2009},
  language  = {en}
}
@article{HeuermannThalayasingam2009,
  author    = {Heuermann, Holger and Thalayasingam, K.},
  title     = {Novel vector non-linear measurement system for intermodulation measurements / Thalayasingam, K.; Heuermann, H.},
  series = {European Microwave Conference, 2009 : EuMC 2009 ; Sept. 29, 2009 - Oct. 1, 2009, Rome, Italy ; part of European Microwave Week (EuMW) / sponsored by EuMA, European Microwave Association ... Endorsed by IEEE},
  journal   = {European Microwave Conference, 2009 : EuMC 2009 ; Sept. 29, 2009 - Oct. 1, 2009, Rome, Italy ; part of European Microwave Week (EuMW) / sponsored by EuMA, European Microwave Association ... Endorsed by IEEE},
  publisher = {IEEE},
  address   = {Piscataway, NJ},
  isbn      = {978-1-4244-4748-0},
  pages     = {926 -- 929},
  year      = {2009},
  language  = {en}
}
@article{Benkner2009,
  author    = {Benkner, Thorsten},
  title     = {Single Carrier FDMA: Mehr Leistungseffizienz f{\"u}r UMTS-LTE-Terminals},
  series = {Wissenschaftliches Kommunikations- und Sicherheitskolloquium 2009 / Hrsg.: Christoph Ruland},
  journal   = {Wissenschaftliches Kommunikations- und Sicherheitskolloquium 2009 / Hrsg.: Christoph Ruland},
  publisher = {Shaker},
  address   = {Aachen},
  isbn      = {978-3-8322-8143-4},
  pages     = {179 -- 188},
  year      = {2009},
  language  = {de}
}
@misc{Engels2009,
  author    = {Engels, Elmar},
  title     = {Tastatur mit einem magnetisch sensitiven Element : Offenlegungsschrift : DE102007052146A1 ; Offenlegungstag: 07.05.2009},
  publisher = {Deutsches Patent- und Markenamt},
  address   = {M{\"u}nchen},
  pages     = {12 S.},
  year      = {2009},
  language  = {de}
}
@article{HeuermannHoltrup2009,
  author    = {Heuermann, Holger and Holtrup, Stephan},
  title     = {Fundamentals and ignition of a microplasma at 2.45 GHZ / Holtrup, Stephan ; Heuermann, Holger},
  series = {European Microwave Conference, 2009 : EuMC 2009 ; Sept. 29, 2009 - Oct. 1, 2009, Rome, Italy ; part of European Microwave Week (EuMW) / sponsored by EuMA, European Microwave Association ... Endorsed by IEEE},
  journal   = {European Microwave Conference, 2009 : EuMC 2009 ; Sept. 29, 2009 - Oct. 1, 2009, Rome, Italy ; part of European Microwave Week (EuMW) / sponsored by EuMA, European Microwave Association ... Endorsed by IEEE},
  publisher = {IEEE},
  address   = {Piscataway, NJ},
  isbn      = {978-1-4244-4748-0},
  pages     = {1607 -- 1609},
  year      = {2009},
  language  = {en}
}