@book { KollaborativeMehrsprachigkeitinLehrLernkontexten,
    title = "Kollaborative Mehrsprachigkeit in Lehr-/Lernkontexten",
    author = "Christian {Kramer}",
    year = "2024",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b21387",
    url = "https://www.peterlang.com/document/1391264"
}