@book { ImKampfgegendasideologischgeknebelteDenken,
    title = "Im Kampf gegen das ideologisch geknebelte Denken",
    author = "Joseph {Fleschner}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1070782"
}