@book { FremdenfeindlichkeitalsgesellschaftlichesProblem,
    title = "Fremdenfeindlichkeit als gesellschaftliches Problem",
    author = "Helmut {Eberhart} and Johann {Verhovsek}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1089566"
}