@book { WerkzeugedesWissensmanagements,
    title = "Werkzeuge des Wissensmanagements",
    author = "Oliver {Baier}",
    year = "2000",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832428044",
    url = "https://m.diplom.de/document/218534"
}