@book { InvestorRelationsamBeispielderDrInghcFPorscheAGundderDaimlerBenzAG,
    title = "Investor Relations am Beispiel der Dr. Ing. h.c. F. Porsche AG und der Daimler Benz AG",
    author = "Joachim {Dedelmahr}",
    year = "2001",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832446444",
    url = "https://m.diplom.de/document/220254"
}