@book { SprachkontaktinNvoBerlimRioGrandedoSul,
    title = "Sprachkontakt in Nôvo Berlim (Rio Grande do Sul)",
    subtitle = "Doppelte Insellage (Eine Fallstudie)",
    author = "Norma {Diaz}",
    year = "2004",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1098102"
}