@book { EinSchriftstellerimDienstderIdeologie,
    title = "Ein Schriftsteller im Dienst der Ideologie",
    author = "Olga {Caspers}",
    year = "2012",
    publisher = "Biblion",
    address = ", Germany",
    doi = "10.3726/b11987",
    url = "https://www.peterlang.com/document/1056319"
}