@book{OPUS4-2517,
  title     = {Erfolgreiches Controlling},
  editor    = {Wiesehahn, Andreas and Kißler, Martin},
  publisher = {Nomos},
  address   = {Baden-Baden},
  isbn      = {978-3-8487-4646-0},
  pages     = {531},
  year      = {2018},
  language  = {de}
}
@book{OPUS4-2518,
  title     = {Fallstudienkompendium Hidden Champions},
  editor    = {B{\"u}chler, Jan-Philipp},
  publisher = {Springer Gabler},
  address   = {Wiesbaden},
  isbn      = {978-3-658-17828-4},
  pages     = {XXIX, 329},
  year      = {2018},
  language  = {de}
}
@book{OPUS4-2515,
  title     = {Digital Insurance},
  editor    = {Beenken, Matthias and Kn{\"o}rrer, D. and Moormann, J. and Schmidt, D.},
  publisher = {Frankfurt School Verlag},
  address   = {Frankfurt am Main},
  isbn      = {978-3-95647-128-5},
  pages     = {XVIII, 668},
  year      = {2018},
  language  = {de}
}
@book{OPUS4-2098,
  title     = {Smart Energy 2018},
  editor    = {Großmann, Uwe and Kunold, Ingo and Engels, Christoph},
  publisher = {Verlag Werner H{\"u}lsbusch},
  address   = {Gl{\"u}ckstadt},
  isbn      = {978-3-86488-144-2},
  pages     = {256},
  year      = {2018},
  language  = {de}
}