@book { KindersprechenberihreMehrsprachigkeit,
    title = "Kinder sprechen über (ihre) Mehrsprachigkeit",
    author = "Angela {Groskreutz}",
    year = "2016",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-06640-1",
    url = "https://www.peterlang.com/document/1050245"
}