@book { HedgeFundsalsAssetklasse,
    title = "Hedge Funds als Assetklasse",
    author = "Markus {Gerhardt}",
    year = "2007",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783836605595",
    url = "https://m.diplom.de/document/229015"
}