@book { AktionrsaktivismusdurchHedgeFunds,
    title = "Aktionärsaktivismus durch Hedge Funds",
    author = "Marko {Graßmann}",
    year = "2008",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783836621410",
    url = "https://m.diplom.de/document/226299"
}