@book { ProselytenundRckkehr,
    title = "Proselyten und Rückkehr",
    author = "Anna L. {Staudacher}",
    year = "2015",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-06502-2",
    url = "https://www.peterlang.com/document/1044463"
}