@book { DieZulssigkeitneuerArbeitskampfformen,
    title = "Die Zulässigkeit neuer Arbeitskampfformen",
    author = "Herbert {Glietsch}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1069966"
}