@book { nofreelunch,
    title = "(no) free lunch",
    subtitle = "Eine interdisziplinäre Sammlung von Aufsätzen zu sozialen Grundrechten",
    author = "Stephan J. {Berger} and Paul {Ferstl} and Stefan {Wedrac}",
    year = "2013",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-02354-1",
    url = "https://www.peterlang.com/document/1046923"
}