@book { DasinstitutionelleMergersundAcquisitionsgeschftinDeutschland,
    title = "Das institutionelle Mergers- und Acquisitionsgeschäft in Deutschland",
    author = "Thomas {Blaha}",
    year = "2007",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    url = "https://m.diplom.de/document/225219"
}