@incollection{KarnathKrausEren2013,
  author    = {Karnath, Christian and Kraus, Christian and Eren, Evren},
  title     = {Creative app development in the cultural economics},
  series = {Kultur und Informatik : visual worlds \& interactive spaces},
  publisher = {H{\"u}lsbusch},
  address   = {Gl{\"u}ckstadt},
  pages     = {8},
  year      = {2013},
  language  = {en}
}
@incollection{KarnathEren2012,
  author    = {Karnath, Christian and Eren, Evren},
  title     = {Software-Engineering und Management f{\"u}r eine Smartphone-App},
  series = {Wireless communication and information : mobile Gesellschaft},
  publisher = {H{\"u}lsbusch},
  address   = {Gl{\"u}ckstadt},
  pages     = {14},
  year      = {2012},
  language  = {de}
}