@book { DieBalancedScorecardimKrankenhaus,
    title = "Die Balanced Scorecard im Krankenhaus",
    author = "Heike {Homburger}",
    year = "2007",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783638590822",
    url = "https://www.hausarbeiten.de/document/66507"
}