@book{ title = "Tĕšuvot la-mĕharef", author = "Alfonso,Mettmann, Walter", year = "1998", publisher = "Westdt. Verl.", address = "Opladen", title = "spanische Fassung", language = "spa","ger", howpublished = "print", isbn = "3531051229", keywords = "Quelle", pages = "24 cm", series = "Abhandlungen der Nordrhein-Westfälischen Akademie der Wissenschaften, 101", }