@book { BerlinBrandenburgerBeitrgezurBildungsforschung2017,
    title = "Berlin-Brandenburger Beiträge zur Bildungsforschung 2017",
    author = "Jurik {Stiller} and Christin {Laschke}",
    year = "2017",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b10878",
    url = "https://www.peterlang.com/document/1109833"
}