Kathrin Passig and Ira Strübel: Die Wahl der Qual. Rowohlt-Verlag 2004, ISBN 3-499-61692-0 (German)
Der Ring des Nibelungen | Ring of Honor | The Fellowship of the Ring | The Ring (magazine) | Ring of Fire | The Ring | Ring | The Lord of the Rings: The Fellowship of the Ring | ''The Ring'' | Bull Ring, Birmingham | The Promise Ring | Ring 2 | Twin Ring Motegi | Ring Round the Moon | E-Ring | Bull Ring | Sheffield Inner Ring Road | Scarff ring | Ring of Fire (song) | Ring Lardner | One Ring | Ku-ring-gai Council | World Series ring | Tub Ring | St Martin in the Bull Ring | Ring of Bright Water | Ring ni Kakero | Ring (film) | ring | Outer Ring Road, Hyderabad |