@book { MultimedialeFremdsprachendidaktik,
    title = "Multimediale Fremdsprachendidaktik",
    author = "Manfred {Overmann}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1093378"
}