@book { PortugiesischundKabuverdianuinKontakt,
    title = "Portugiesisch und Kabuverdianu in Kontakt",
    author = "Christina Elena {Märzhäuser}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1107829"
}