@book { DieanschaulicheVermittlungvonsozialenZusammenhngen,
    title = "Die anschauliche Vermittlung von sozialen Zusammenhängen",
    author = "Norbert {Hübner}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1095731"
}