@book { DerdemografischeWandelGenerationYvsGenerationZ,
    title = "Der demografische Wandel. Generation Y vs. Generation Z",
    author = "Viktor {Muthesius}",
    year = "2014",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    url = "https://www.hausarbeiten.de/document/272574"
}