@book { QualittvonNahrungsmitteln,
    title = "Qualität von Nahrungsmitteln",
    subtitle = "Grundkonzepte, Kriterien, Handlungsmöglichkeiten",
    author = "Andreas {Böcker} and Roland {Herrmann} and Michael {Gast} and Jana {Seidemann}",
    year = "2004",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1097187"
}