@book { AuthentischeSpiritualittindenGefngnisbriefenDietrichBonhoeffers,
    title = "Authentische Spiritualität in den Gefängnisbriefen Dietrich Bonhoeffers",
    subtitle = "Kriterien für Geistliche Begleitung heute",
    author = "Daniel {Gerte}",
    year = "2014",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-04140-8",
    url = "https://www.peterlang.com/document/1048004"
}