@book { WerkzeugefrdasbetrieblicheWissensmanagement,
    title = "Werkzeuge für das betriebliche Wissensmanagement",
    author = "Frank {Eyrich}",
    year = "2001",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832447946",
    url = "https://m.diplom.de/document/220382"
}