@book{ title = "Gesammelte Briefe", author = "Borchardt, Rudolf,Schuster, Gerhard", year = "1996", publisher = "Ed. Tenschert bei Hanser", address = "München [u.a.]", language = "ger", howpublished = "print", isbn = "3446180176", note = "Gleichzeitig Bd. 6 des Gesamtwerkes", }