@book { StudienzumBahtumEthischeAspektederSchrift,
    title = "Studien zum Bahā’ītum - Ethische Aspekte der Schrift",
    subtitle = "Band 2 - Tugenden und Gebote",
    author = "Udo {Schaefer}",
    year = "2024",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b21252",
    url = "https://www.peterlang.com/document/1513448"
}