@book { BIundFinancialReporting,
    title = "BI und Financial Reporting",
    author = "Daniel {Hack}",
    year = "2010",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783640581252",
    url = "https://www.hausarbeiten.de/document/147368"
}