@book { WerteimLiteraturunterricht,
    title = "Werte im Literaturunterricht",
    author = "Joachim {Schulze-Bergmann}",
    year = "2015",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-05825-3",
    url = "https://www.peterlang.com/document/1049403"
}