@book { PolicyPayoffsinKoalitionsverhandlungen,
    title = "Policy Payoffs in Koalitionsverhandlungen",
    author = "Madeline {Kaupert}",
    year = "2016",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-06808-5",
    url = "https://www.peterlang.com/document/1050147"
}