@book{DavidBenkner2013,
  author    = {David, Klaus and Benkner, Thorsten},
  title     = {Digitale Mobilfunksysteme},
  number    = {Repr. 1996},
  publisher = {Vieweg \& Teubner},
  address   = {Wiesbaden},
  isbn      = {978-3-322-92768-2},
  pages     = {XIII, 458 S.},
  year      = {2013},
  language  = {de}
}
@book{KrollLudwigs2013,
  author    = {Kroll-Ludwigs, Kathrin},
  title     = {Die Rolle der Parteiautonomie im europ{\"a}ischen Kollisionsrecht},
  publisher = {Mohr Siebeck},
  address   = {T{\"u}bingen},
  isbn      = {978-3-16-151950-5},
  pages     = {XXXI, 668 S.},
  year      = {2013},
  language  = {de}
}
@book{Hoever2013,
  author    = {Hoever, Georg},
  title     = {Arbeitsbuch h{\"o}here Mathematik : Aufgaben mit vollst{\"a}ndig durchgerechneten L{\"o}sungen},
  publisher = {Springer},
  address   = {Berlin},
  isbn      = {978-3-642-30336-4},
  pages     = {XII, 524 S.},
  year      = {2013},
  language  = {de}
}