@book { ManagementvonSportgroveranstaltungen,
    title = "Management von Sportgroßveranstaltungen",
    author = "Lukas Ivo {Matoševic}",
    year = "2008",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    url = "https://m.diplom.de/document/226276"
}