@book { HedgefondsStrategien,
    title = "Hedgefonds-Strategien",
    author = "Martin {Fluhrer}",
    year = "2005",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832491253",
    url = "https://m.diplom.de/document/223894"
}