@book { PeergesttztesfremdsprachigesLesenundLeistungsheterogenitt,
    title = "Peer-gestütztes fremdsprachiges Lesen und Leistungsheterogenität",
    author = "Agnes Madeleine {Olson}",
    year = "2019",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-07117-7",
    url = "https://www.peterlang.com/document/1050550"
}