@book { DasAltersbildinderAnzeigenwerbung,
    title = "Das Altersbild in der Anzeigenwerbung",
    author = "Simone {Gleumes}",
    year = "1999",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832412777",
    url = "https://m.diplom.de/document/217189"
}