@book { AlternativeInvestments,
    title = "Alternative Investments",
    subtitle = "Novum der heutigen Zeit?",
    author = "Michael {Sezemsky}",
    year = "2002",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832458669",
    url = "https://m.diplom.de/document/221326"
}