@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}
}
@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{Seehausen2008,
  author    = {Seehausen, Gerhard},
  title     = {Digitale Signalverarbeitung : Grundlagen / Gerhard H. F. Seehausen},
  publisher = {Mainz},
  address   = {Aachen},
  isbn      = {3-86130-604-2},
  pages     = {104 S. : graph. Darst.},
  year      = {2008},
  language  = {de}
}
@book{Ferrein2008,
  author    = {Ferrein, Alexander},
  title     = {Robot controllers for highly dynamic environments with real-time constraints},
  pages     = {XVI; 247 S. : Ill., graph. Darst},
  year      = {2008},
  language  = {en}
}
@book{WosnitzaHilgers2012,
  author    = {Wosnitza, Franz and Hilgers, Hans Gerd},
  title     = {Energieeffizienz und Energiemanagement : Ein {\"U}berblick heutiger M{\"o}glichkeiten und Notwendigkeiten},
  publisher = {Vieweg + Teubner},
  address   = {Wiesbaden},
  isbn      = {978-3-8348-8671-2},
  pages     = {Elektronische Ressource},
  year      = {2012},
  language  = {de}
}
@book{Huening2001,
  author    = {H{\"u}ning, Felix},
  title     = {Magnetische Eigenschaften niederdimensionaler Chrom-, Ruthenium- und Niobhalogenide},
  publisher = {Shaker},
  address   = {Aachen},
  isbn      = {3-8265-8551-8},
  pages     = {II, 122 S Ill., graph. Darst.},
  year      = {2001},
  language  = {en}
}
@book{WolfFoltzKillich2000,
  author    = {Wolf, Martin and Foltz, Christian and Killich, S.},
  title     = {K3 User Guide},
  publisher = {RWTH},
  address   = {Aachen},
  pages     = {1 -- 13},
  year      = {2000},
  language  = {en}
}
@book{LohrDeppe2001,
  author    = {Lohr, J{\"u}rgen and Deppe, Andreas},
  title     = {Der CMS-Guide : Content-Management-Systeme: Erfolgsfaktoren, Gesch{\"a}ftsmodelle, Produkt{\"u}bersicht},
  publisher = {Vieweg},
  address   = {Braunschweig [u.a.]},
  isbn      = {3-528-05768-8},
  pages     = {XV, 201 S. : graph. Darst.},
  year      = {2001},
  language  = {de}
}