@book { Jahrbuch20122013,
    title = "Jahrbuch 2012/2013",
    author = " {Berliner Wissenschaftliche}",
    year = "2013",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-03599-5",
    url = "https://www.peterlang.com/document/1045703"
}