@book { TransnationaleZivilgesellschaft,
    title = "Transnationale Zivilgesellschaft",
    author = "Anke {Petrat} and Angela {Kindervater} and Susanne {Rippl} and Klaus {Boehnke}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1106584"
}