@book { kotrophologieWissenschaftfrdieMenschen,
    title = "Ökotrophologie - Wissenschaft für die Menschen",
    subtitle = "25 Jahre Absolventen der Ökotrophologie in Weihenstephan",
    author = "Georg {Karg} and Günter {Wolfram}",
    year = "1999",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1087927"
}