@book { DerBusinessplanalsEntscheidungsgrundlagefrKapitalgeber,
    title = "Der Businessplan als Entscheidungsgrundlage für Kapitalgeber",
    author = "Patrick Kevin {Greaney}",
    year = "2005",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832483081",
    url = "https://m.diplom.de/document/223503"
}