@book{Huening2014,
  author    = {H{\"u}ning, Felix},
  title     = {The fundamentals of electrical engineering for mechatronics},
  publisher = {de Gruyter},
  address   = {Berlin},
  isbn      = {978-3-11-034991-7 (Druckausg.)},
  pages     = {IX, 208 S.},
  year      = {2014},
  language  = {en}
}
@book{BenknerStepping2002,
  author    = {Benkner, Thorsten and Stepping, Christoph},
  title     = {UMTS - Universal Mobile Telecommunications System},
  publisher = {Schlembach},
  address   = {Weil der Stadt},
  isbn      = {3-935340-07-9},
  pages     = {XVI, 511 S. : graph. Darst.},
  year      = {2002},
  language  = {en}
}
@book{Benkner1998,
  author    = {Benkner, Thorsten},
  title     = {Wireless ATM Access and Advanced Software Techniques for Mobile Network Architektures. Deliverable 1: Service requirements, state of the art and guidelines for the development for future radio and mobile networks.},
  year      = {1998},
  language  = {en}
}