@book { Lehrerbildungfrmorgen,
    title = "Lehrerbildung für morgen",
    author = "Sabine {Andresen} and Bärbel {Schön}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1088970"
}