@book { DieunbekannteMinderheit,
    title = "Die unbekannte Minderheit",
    author = "Emilia {Hrabovec} and Walter {Reichel}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1099132"
}