@incollection{Upmeier2012,
  author    = {Arne Upmeier},
  title     = {E-Books : Die Frustrationen des Urheberrechts},
  booktitle = {Alles digital? : E-Books in Studium und Lehre},
  doi       = {10.25643/bauhaus-universitaet.1595},
  year      = {2012},
}